List the accessory structures that are missing from the skin of the soles of the feet and the palms of the hands, but found elsewhere in the skin of the body.
Answers
The accessory structures missing from the skin of the palms and soles, but found elsewhere in the body, include hair follicles, sebaceous glands, sweat glands (eccrine and apocrine), arrector pili muscles, and sebaceous follicles.
The skin of the palms and soles has distinct characteristics compared to the rest of the body. It lacks several accessory structures commonly found in other areas of the skin.
Hair follicles, which produce hair, are absent in the palms and soles. This contributes to the smooth appearance of these areas.
Sebaceous glands, responsible for secreting sebum that moisturizes and protects the skin, are not present in the skin of the palms and soles.
Sweat glands, including eccrine sweat glands that regulate body temperature and apocrine sweat glands that produce a different type of sweat, are less abundant or absent in the palms and soles.
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Related Questions
FILL IN THE BLANK. ______is the process of cutting DNA into fragments and inserting the fragments with a desired ________ into another organism of the same or different species.
Answers
The process of cutting DNA into fragments and inserting the fragments with a desired DNA into another organism, the organisms can be of the same or different species is known as genetic engineering.
What is genetic engineering?
Genetic engineering is the process of cutting DNA into fragments and inserting the fragments with a desired DNA into another organism.
The organism can be of same species or different species.
It is also called genetic modification.
This process is the direct manipulation of an organism’s genome using biotechnology
It is the artificial manipulation, modification, and recombination of DNA.
The aim of genetic engineering is to produce organisms that have new or improved traits or characteristics.
By isolating and copying the genetic material of interest using molecular cloning method, a new DNA may be inserted in the host genome
For example, genetic engineering can be used to create crops that are resistant to pests and diseases.
Who created the first recombinant DNA?
Paul Berg, an American Biochemist created the first recombinant DNA molecules.
This process applies in the field of Medicine, research, industry and agriculture.
Using genetic engineering, the diseases such as malaria, dengue can be eliminated by sterilizing the mosquitoes.
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Which of the following nutrients is provided by the agar Ingredient that is added to solidify growth media like trypticase soy agar? excellent source of nitrogen source of phosphorous energy source none of these choices
Answers
The agar ingredient that is added to solidify growth media like trypticase soy agar does not provide any of the mentioned nutrients. Therefore, the answer to your question is "none of these choices."
Agar is a gelatinous substance that is derived from seaweed and is commonly used as a thickener and stabilizer in food and pharmaceutical products. Agar is a polysaccharide that is composed of agarose and agaropectin and is often used as substitute for gelatin in vegan and vegetarian recipes.
Agar is the most commonly used in food industry to thicken and stabilize products like ice cream, jelly, and canned soup
However, it is important to note that agar does provide a stable and solid surface for the bacterial growth and replication, thus making it a valuable component in microbiology research.
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Which of the following best describes a tissue?
Group of answer choices
A group of organs that all have similar functions.
A group of similar cells that serve the same purpose
A random collection of cells.
A singe cell that has a specific function.
Answers
Answer:
I would say b
Explanation:
it would be b because tissues that are similar form one organ but a group of organs is a system so its b.
The best statement that describes a tissue is - A group of similar cells that serve the same purpose.
In multicellular organisms, tissue is a cellular organizational level that is present between similar cells and a complete organ. It is a group of cells that have a similar structure and function.
The space between cells in tissue is filled with a nonliving material, the intercellular matrix that varies from tissue to tissue in amount.Various tissues then undergo organization to form organs. Cells are the most basic part of an organizationtissues make muscles that help in movementThus, "A group of similar cells that serve the same purpose" is best describes tissue.
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Help me please and thank you
Answers
Based on the symptoms described, the veterinarian might suspect hog cholera (OD).
The correct option is D.
What are the symptoms of cholera in pigs?Hog cholera is a highly contagious viral disease that affects pigs and is characterized by fever, diarrhea, and purple spots on the skin.
Other symptoms may include loss of appetite, lethargy, and respiratory issues.
Pseudorabies (OA) is also a viral disease that affects pigs and can cause similar symptoms, but it typically does not result in purple spots on the skin.
Rabies (OB) is a viral disease that affects the nervous system and can cause fever and neurological symptoms, but it is rare in pigs.
Influenza (OC) is a respiratory virus that can infect pigs, but it typically does not cause diarrhea or skin spots. Tetanus (OE) is caused by a bacterial infection and is not commonly associated with the symptoms described.
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name at least 3 environmental habitats that would facedestruction if the trees on the trail were all clear cut
Answers
Clearcutting disturbs soils, wetlands, and peatlands, releasing their vast carbon stores, and diminishes the boreal forest's ability to sequester carbon from the atmosphere. As such, it is often an ecologically harmful form of logging.
an organis, thatlives in or on another organism, often with harmful side effectsbut with benefits is a
Answers
An organism, that lives in or on another organism, often with harmful side effects but with benefits is a parasite. A parasite is an organism that lives in or on another organism, often with harmful side effects but with benefits.
Some parasites do not cause any harm to their host, while others can cause diseases and other harmful effects on the host. A parasite can be classified as ectoparasites or endoparasites depending on where it lives in or on its host.
Parasites rely on their host to provide food, shelter, and other resources, which they obtain by feeding on the host's blood, tissue, or body fluids. Parasites can be transmitted from one host to another through direct contact, ingestion, or exposure to contaminated soil, water, or food.
Parasites can cause various health problems, ranging from minor symptoms like itching, rash, or diarrhea to severe and life-threatening conditions like malaria, typhoid, or Ebola. Parasites can infect humans, animals, and plants, and can affect various organ systems, including the digestive, respiratory, and nervous systems.
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the response of the dbms to a query is the ____.
Answers
The response of the dbms to a query is the Query result set.
When a database management system replies to an application This is known as a?The name for a response to a query which the DBMS provides to the application is a "query result set."
What function does a DBMS serve?Data storage administration:You are spared the challenging process of specifying and programming actual physical data properties because the DBMS constructs and controls the intricate structures needed for data storage.
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How does the source of energy affect the medium
Answers
Answer:
only the energy of the wave travels through the medium
in aplysia, the result of sensitization at the synapse is a(n)
Answers
In Aplysia, the result of sensitization at the synapse is an increased response to the same or a weaker stimulus.
Sensitization occurs due to the release of neurotransmitters by interneurons, which activate sensory neurons and increase the amount of neurotransmitters released from the sensory neuron's terminals.
This results in increased neurotransmitter binding to receptors on the motor neuron, leading to an increased amplitude and duration of the postsynaptic potential.
This process is known as synaptic facilitation and it strengthens the connection between the sensory and motor neurons, resulting in a more robust behavioral response.
Sensitization is a form of non-associative learning and is an important mechanism for the organism to adapt to changing environmental conditions.
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Lab Report Online Form: Organim
Quetion 1 (2 point)
What wa the purpoe of the experiment? *Open the "Hint" for each quetion for help. I choeed biology becaue there wa no cience but i mean cience
Answers
To validate your hypothesis, conduct an experiment. If your idea is accurate, every time a scientific experiment has been conducted, it might have a positive outcome.
If your experiment doesn't work, you should retry it with a different hypothesis based on the information you learned from your first attempt.
An experiment is a method used to verify or disprove a hypothesis, as well as to assess the effectiveness or likelihood of something that has never been tried before. By showing what happens as a result of manipulating a certain factor, experiments shed light on cause-and-effect relationships.
While a control group doesn't receive the treatment, an experimental group also known as a treatment group, does and the effects of that treatment are then observed.
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Which component of physical fitness is skill related? A.Flexibility B.cardiorespiratory C.muscular strength D.agility
Answers
Answer:
D.agility
Explanation:
D.agility
Answer:
D Agility
Explanation:
physical fitness components related to skills, including: explosive power, speed, agility, coordination, speed, reaction and balance.
Compare and contrast a cell found in the skin of a tomato with a cell found in the skin of a human.
What functions are unique to plant cells? What functions are unique to animal cells? What functions are common between the two?
Answers
Answer:The most characteristic feature of plant cells is their rigid cell wall. Human cells only have a cell membrane. The cell wall is primarily made of cellulose, which is composed of glucose monomers. ... Furthermore, the cell wall also prevents dangerous pathogens from entering the cell.
Explanation:
Which statements regarding FEV, are true and which are false? It is the wolume of air exhaled in the first second using maximal expiratory effort It represents about 70% of the exhaled volume in a healthy young adult It represents more than 80% of the exhaled volume in a healthy young adult
Answers
The statement that is true is "It is the volume of air exhaled in the first second using maximal expiratory effort." The statements that are false are "It represents about 70% of the exhaled volume in a healthy young adult" and "It represents more than 80% of the exhaled volume in a healthy young adult."
FEV (Forced Expiratory Volume) is a measure of lung function that represents the volume of air forcefully exhaled during a specific time interval. Specifically, FEV1 refers to the volume of air exhaled in the first second using maximal expiratory effort. This measurement is commonly used in pulmonary function tests to assess lung health and diagnose respiratory conditions.
The statement that is false is "It represents about 70% of the exhaled volume in a healthy young adult." The actual percentage of the exhaled volume represented by FEV1 in a healthy young adult is generally higher than 70%.
Similarly, the statement "It represents more than 80% of the exhaled volume in a healthy young adult" is also false. While the exact percentage may vary among individuals, FEV1 typically represents a smaller proportion of the total exhaled volume in a healthy young adult.
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Which of these REQUIRES active
transport in order to cross the plasma
membrane?
A. a sodium ion moving AGAINST the concentration gradient
B. a hydrogen molecule moving WITH the concentration
gradient
C. an oxygen molecule moving WITH the concentration
gradient
D. a carbon dioxide molecule moving WITH the concentration
gradient
Answers
Active transport is the energy-requiring process of pumping molecules and ions across membranes "uphill" - against a concentration gradient.
Sodium ion moving against the concentration gradient requires active transport.
What is active transport?Active transport is the energetically-intensive movement of molecules across a membrane against a concentration gradient from an area of lower concentration to a region of greater concentration.
What is the difference between active and passive transport?Active transport moves molecules against the concentration gradient by using energy.Passive transport moves molecules along the concentration gradient without using energy.What are the types of active transport?The types of active transport are:
Adenosine triphosphate (ATP)-based primary active transport electrochemical gradient-based secondary active transportTo learn more about concentration gradient, energy, and active transport here,
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PLS HELP THIS IS DUE TODAY!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Write a 4 to 5 sentence paragraph that compares and contrasts animal-like, plantlike, and funguslike protists. include their method of obtaining nutrition and their capacity for movement
Answers
Why is gene expression essential in the evolutionary progression of multi-cellular eukaryotes? Use the editor to format your answer
Answers
Gene expression is essential for the evolutionary progression of multicellular eukaryotes as it drives cellular differentiation, tissue specialization, adaptation to the environment, and the generation of genetic diversity.
Gene expression is essential in the evolutionary progression of multicellular eukaryotes due to its critical role in regulating the development, differentiation, and specialization of cells. Gene expression refers to the process by which information encoded in genes is utilized to produce functional gene products, such as proteins or non-coding RNAs. In multicellular organisms, different cell types with distinct functions and characteristics arise from a single fertilized egg cell through a process known as cellular differentiation. Gene expression controls this process by activating or repressing specific genes in a temporal and spatial manner. It allows cells to acquire specialized functions and form complex tissues and organs, which are necessary for the survival and adaptation of multicellular organisms in their environments.
Through gene expression, multicellular eukaryotes can evolve by generating new traits, improving their ability to respond to environmental challenges, and adapting to changing conditions. It enables the development of diverse cell types and tissues, such as muscles, nerves, and organs, which enhance organismal complexity and functionality.Furthermore, gene expression plays a crucial role in the response to evolutionary pressures and the generation of genetic diversity. It allows organisms to adapt to new ecological niches, respond to selective pressures, and undergo adaptive evolution.It enables the development of complex organisms with diverse functions, contributing to their survival and success in diverse ecological settings.
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a 10-year-old child with cystic fibrosis presents with cough and shortness of breath. her sputum gram stain is seen in the image: based on the gram stain the best medium and incubation condition to optimize recovery of the organism seen is:
Answers
The best medium and incubation conditions to optimize recovery of the organism seen in the gram stain of the 10-year-old child with cystic fibrosis would depend on the specific species of bacteria that is causing the infection.
However, in general, a nutrient-rich broth such as McConkey or Brucella broth would be a good choice for the medium, as it provides a variety of nutrients that are necessary for the growth and survival of bacteria.
The recommended incubation temperature for most bacteria is between 35-37 degrees Celsius, although some species may have different optimal temperatures. It is important to follow the manufacturer's instructions for the specific bacteria being tested, as different species may have different optimal incubation conditions.
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7. How could you tell what element it is if only a model (picture) was
present
Answers
There are two properties that can be used to identify an element: the atomic number or the number of protons in an atom. The number of neutrons and number of electrons are frequently equal to the number of protons, but can vary depending on the atom in question
Almost out! Here's a quick vocabulary review for this lesson. Match the numbers from the word bank to its
correct definition to figure out the final 4-digit code.
WORD BANK
1. Scientific Law
2. Organic
3. Reactants
4. Products
Derived from
matter that is
living or was once
living
A substance
formed after a
chemical reaction
A description of
an observed
phenomenon
based on
repeated
experimentation
A substance that
takes part in and
undergoes
change during a
reactions
Answers
A process by which plants and other living things transform light energy into chemical energy. utilized to produce or build up nourishment for the organism.
Reactants are the substances that begin a chemical reaction, while products are the compounds that are created as a result of the reaction. According to this equation, the mass of the r increases whenever a chemical reaction rearranges atoms into a new product.
Students put into practice what they have learned about how pure substances have distinct features and are created from only one kind of atom or molecule.
What are the four laws of chemistry?
mass conservation principle. specified proportions law Multiple proportions law. Gaseous quantities according to Gay Lussac.
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Complete the following sentences. Then, place the steps of translation in order based on when they occur. Responses may be used more than once.
rRNA
elongation
amino acids
ribosomal subunits
transcription
start
IRNA
cytoplasm
initiation
synthesized
stop
termination
modified
rough ER
nucleus
Drag the text blocks below into their correct order.
During the process of ___________, polypeptide synthesis takes place.
________carries ________ to mRNA.
Once a ribosome reaches a ________ codon, _______ occurs and the ________ break away from the mRNA.
Some ribosomes attach to the ________ where polypeptides enter to be ________.
During the process of _________, anticodon-codon complementary base pairing begins as the _________ join together at a _______ codon.
In the __________, it becomes associated with ribosomes,
constructed out of __________.
After _______, mRNA leaves the ________ and enters the ________
of the cell.
Answers
During the process of translation, polypeptide synthesis takes place as amino acids are carried to mRNA by tRNA.
What are the steps of translation and their order?Translation is the process by which a polypeptide chain is synthesized from mRNA, guided by the genetic code. The steps of translation occur in a specific order:
Transcription: In the nucleus, DNA is transcribed into mRNA, which carries the genetic information to the cytoplasm.
Ribosomal subunits: Ribosomal subunits are synthesized in the nucleolus and then enter the cytoplasm. They join together at a start codon to initiate translation.
Initiation: The small ribosomal subunit binds to the mRNA, and the start codon is recognized by the anticodon of the initiator tRNA. This marks the beginning of translation.
Elongation: Amino acids are brought to the ribosome by tRNA molecules, which carry specific anticodons that are complementary to the codons on the mRNA. Amino acids are added to the growing polypeptide chain through peptide bond formation.
Termination: Once a ribosome reaches a stop codon on the mRNA, termination occurs. The completed polypeptide chain is released, and the ribosome dissociates from the mRNA.
Modified polypeptide: The polypeptide chain may undergo modifications, such as folding, cleavage, or chemical modifications, to form the functional protein.
Rough ER association: In some cases, the newly synthesized polypeptide chain becomes associated with the rough endoplasmic reticulum (ER), where further processing, folding, and transport may occur.
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Which period belongs to the Paleozoic era and not the Cenozoic era?
Answers
Answer:
A the answer is A
Explanation:
In red shift, the wavelengths of light become:
Answers
Answer:
The light is shifted to the red end of the spectrum, as the wavelengths get longer.
In red shift, the wavelengths of light become stretched which is a key concept of astronomers.
What is redshift?The term "red shift" is important to astronomers. The term can be taken literally: the wavelength of the light is stretched, causing the light to appear 'shifted' towards the red part of the spectrum.
When a source of sound moves relative to an observer, something similar happens to sound waves.
A redshift in physics is an increase in the wavelength of electromagnetic radiation, with a corresponding decrease in frequency and photon energy.
A negative redshift, or blueshift, is when the wavelength decreases while the frequency and energy increase simultaneously.
Redshift is a factor, and it has no units as a pure number. Redshift is the ratio of the galaxy's velocity to the velocity of light for slowly moving galaxies.
Thus, the wavelength of light is stretched in redshift.
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Why are scientific explanations subject to change?
A)
Scientists always need better technology.
B)
Scientific explanations are only a best guess.
C)
New scientific explanations are always better than old explanations.
D)
Scientific explanations are based on new observations and making sense
out of those observations
Answers
Answer:
D
Explanation:
Why would a population have a trait controlled by only one allele? Select all that apply.
Having a single allele makes it more likely that the population can survive environmental changes.
That exact trait is necessary in order for the organism to function properly.
The allele makes the population more diverse.
A small group of organisms becomes isolated and forms a new population.
is it a and c
Answers
A population would have a trait controlled by only one allele due to the following reasons:
A small group of organisms becomes isolated and forms a new population: When a small group of organisms becomes isolated, they can form a new population. This population may have a trait controlled by only one allele because the small group of organisms may only have one allele for that trait.That exact trait is necessary in order for the organism to function properly: If a trait is necessary for an organism to function properly, it is likely that the population will have that trait controlled by only one allele. This is because the trait is necessary for survival and therefore, the allele controlling the trait will be selected for.Therefore, the correct answers are B and D. Having a single allele does not necessarily make it more likely that the population can survive environmental changes (A) and the allele does not make the population more diverse (C).
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Gene 1 and Gene 2 have many differences in their nucleotide sequences.
Based on this information, which two statements are true about the proteins encoded by Gene 1 and Gene 2?
Choose two answers:
A The proteins must be located in different types of specialized cells.
B The proteins likely have different amino acid sequences.
C The proteins likely have different functions in the cell.
Answers
Based on this information, 'the proteins likely have different amino acid sequences' and 'the proteins likely have different functions in the cell' are TRUE. A gene codes a protein.
GeneA gene is a fragment of DNA that is used as a template to generate a complementary mRNA during transcription.
Subsequently, this mRNA is then used as a template to generate a protein during a process called translation.
The linear order in the nucleotide (DNA) sequence determines the specific amino acids that will be added to the nascent polypeptide chain (each triplet of nucleotides or codon in mRNA determines one amino acid).
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What is the acronym for CER in science?
Answers
during inoculation, the blood agar plate should be stabbed with the inoculating loop. the purpose of this is to:
Answers
During inoculation, the blood agar plate should be stabbed with the inoculating loop. The purpose of this is to increase the surface area of the agar exposed to the bacteria and ensure growth of bacteria both aerobically and anaerobically.
When the inoculating loop is stabbed in the blood agar plate, the surface area of the agar that is exposed to the bacteria is increased. This allows the bacteria to grow more easily, which is crucial for identifying and studying the microorganisms present in the sample.
Stabbing the agar also enables the bacteria to grow both aerobically and anaerobically by allowing oxygen to diffuse into the agar at the surface and enabling bacteria to grow anaerobically in the deeper regions of the agar. It also helps to distribute the bacteria evenly throughout the agar and prevents the formation of concentric colonies. By using this technique, the growth of bacteria is ensured and the presence of various microorganisms can be accurately observed.
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PLEASE HELP!! During what phase does the spindle fibers break down
Answers
pls help me pls idk how to do this
Answers
Answer:
Form a concave meniscus.
Explanation:
Putting water in a drinking glass, it will try to climb up the sides just a little bit, forming a concave meniscus.When pouring the water out, you have to visualize that the water still prefers to adhere to the glass than fall down under gravity, so if it at all can, that is what it will do.
A scientist is studying the effects of growing human populations on the biodiversity that can be found in a region. Each region selected had a different population density of humans from 1 to 10 million per 10 square miles. Then in each region the number of different species that can be found was recorded. What type of variable is the dependent variable in this experiment?
Answers
Answer:
The different species
Explanation:
There are two types of variable in a scientific experiment; Dependent and Independent variable.
An Independent variable is the variable that is intentionally or expectedly altered in order to see the effect on the dependent variable.
A dependent variable is the variable that is been observed for changes as a result of the independent variable.
For example, in the relationship between age and blood pressure, age is the independent variable while blood pressure is the dependent variable.
From the question, the different human populations is the independent variable (because it is the one been intentionally altered) while the biodiversity/different species is the dependent variable (because it is been observed for changes as a result of the different human population).