Answers
Answer:
Atom
Explanation:
Answer:
So having learned that electrons can move from one energy level to another by transmitting or taking in energy, It is not the electrons that are moving in the classical sense. It is the whole atom which has quantum mechanical solutions with energy levels and orbitals for the electron.
Explanation:
Related Questions
Choose the correct answer from the two choices you are given.
1. (Parallax, Spectroscopy) is used to determine how far away stars are.
2. Enzymes are (catalysts, organelles) that help cells make energy.
3. Mitochondria, lysosomes, and vacuoles are (organelles, proteins) inside cells.
4. (Ethologists, Anthropologists) are scientists who study animal behavior.
Answers
Parallax is used to determine how far away stars are.
Parallax is a measurement technique that astronomers use to determine the distance to nearby stars. It involves observing the apparent shift in the position of a star as the Earth orbits the Sun. By measuring this shift, astronomers can calculate the distance to the star using trigonometry.
Enzymes are catalysts that help cells make energy.
Enzymes are specialized proteins that act as catalysts in biological reactions. They facilitate and accelerate chemical reactions in cells, including those involved in energy production. Enzymes play a vital role in processes such as cellular respiration, where they help break down nutrients and convert them into usable energy molecules like ATP (adenosine triphosphate).
Mitochondria, lysosomes, and vacuoles are organelles inside cells.
Mitochondria, lysosomes, and vacuoles are all examples of organelles found inside cells. Organelles are specialized structures within cells that perform specific functions. Mitochondria are responsible for producing energy through cellular respiration. Lysosomes contain enzymes that break down waste materials and cellular debris. Vacuoles are membrane-bound sacs involved in storing various substances, maintaining cell turgor, and facilitating cellular processes.
Ethologists are scientists who study animal behavior.
Ethologists are scientists who specialize in the study of animal behavior. They observe, analyze, and seek to understand the behavioral patterns, social interactions, and ecological relationships of animals in their natural environments. Ethologists use various research methods, such as field observations and experiments, to investigate animal behavior and gain insights into their evolutionary and ecological significance. Anthropologists, on the other hand, study various aspects of human societies, cultures, and behavior.
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You are carrying a case of 24 bottles of water up the stairs to your third-story apartment. What type of contraction are the muscles in your arms experiencing
Answers
Answer:
Concentric contraction.
Explanation:
Concentric contraction is a type of contraction that the muscles in arms experiencing when an individual lifting 24 bottles of water up the stairs. A concentric contraction is a type of muscle activation that creates tension on your muscle as it shortens. As your muscle shortens, it produces enough force to move an object in the upward direction. In weight training we can easily see concentric movement.
An oligopoly is:
a.
fifteen to eighteen firms producing 90 percent of the output.
b.
one firm producing 95 percent of the output
c.
ten to fifteen firms producing 40 percent to 50 percent of the output.
d.
a few firms producing the majority of the output.
Answers
what is added to or removed from a substance to change its state of matter?
compounds
energy
mass
atoms
what is the common factor needed in both chemical and physical change?
energy
solids
change in composition
change in matter
Answers
Answer: 1. Energy
2. energy
Explanation:
both are energy I took the quiz
Energy is added to or removed from a substance to change its state of matter. Energy is the common factor needed in both chemical and physical change. The correct options are B and A.
What is energy?Energy is an entity that is required to do every piece of work. It's of many kinds, and it is required to perform all functions of the body and all physical work. The different kinds of energy are thermal energy, kinetic energy, potential energy, etc.
When thermal energy is removed from an object, it changes its state of matter. The three states of matter are solid, liquid, and gas. When thermal heat increase, it converts into gas, and when decreases it converts into solid. To change any chemical and physical reaction, energy is required.
Thus, the correct options are B, energy, and A. energy.
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If an element Has 35 protons and 36 electrons is it called an cation or anion
Answers
Answer:
In a neutral atom the number of protons = the number of electrons. 35 protons = 35 electrons. But Bromine anion with a charge of -1 has one extra electron so 35 +1 = 36 electrons. 36 electrons is the number of electrons in the stable inert gas Krypton. ... Protons + neutrons = Mass putting in known values.
Explanation:
Please help! I’ll mark brainliest
Answers
Answer:
heterozygous
Explanation:
i might be wrong
Answer: Cannot tell- Not enough information provided
Explanation: We know for certain the son is NOT ww because the son has the dominant trait for the widow's peak. Both the parents are Ww because their daughter lacks a widow's peak, which means they both must carry the recessive gene. If we conduct a Punnett Square with the parents genotypes which are both Ww, the son has a 25% chance to be WW, and a 50% to be Ww and a 25% chance to be ww (which he is not since he has a widow peak!). The son could be WW or Ww. In order to find out which genotype the son has, we'd have to look as his offspring!
I hope this helps!!
Over many years of a breeding program, a zoo has an established population of foxes that is well adapted for living in captivity. A representative sample of wild foxes from the neighboring forest was used to start the zoo population. A study was conducted to compare the behavior of the zoo fox population with the wild fox population in the neighboring forest. The behaviors of equal numbers of foxes from each population were assessed. The data is shown in Figure 1. the phenotypic variation in behavior between two populations can best be described as resulting from
a. genetic drift
b. artificial selection
c. natural selection
d. sexual selection
Answers
The phenotypic variation in behavior between two populations can best be described as resulting from B. artificial selection
Artificial selection refers to the intentional breeding of organisms by humans for specific desired traits. In this case, the zoo has been conducting a breeding program over many years to establish a population of foxes that is well adapted for living in captivity.
By selectively breeding individuals with favorable behaviors, the zoo has influenced the genetic makeup of the population and promoted the transmission of those traits to subsequent generations. The representative sample of wild foxes used to start the zoo population would have possessed a range of behaviors characteristic of the wild population.
However, through the breeding program, the zoo would have selectively chosen individuals with desirable behavioral traits and bred them, while excluding individuals with less desirable traits. Over time, this artificial selection process would have led to a phenotypic variation in behavior between the zoo fox population and the wild fox population. Therefore, the observed variation in behavior between the two populations is best attributed to artificial selection. Therefore, Option B is correct.
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how can global warming lead to changes to the Earth's surface?
Answers
Answer:
It could lead to the changes in the earths surface because it could open up geysers in the crater, causing the earths surface to change.
of the following factors that impact biodiversity, which one would be considered a micro-effect
Answers
Answer: A stand of aspen trees dies and decays, leaving a clearing in the forest.
Explanation:
:)
Answer:
B) A stand of aspen trees dies and decays leaving a clearing in the forest
Explanation:
help with biology!!!!!
Answers
But I would help
Answer:
aquaculture and fossil fuels are the correct answers
Explanation:
6. What asexual reproduction process is utilized by Eubacteria?
A. binary fission
B. RNA production
C. ribosome creation
D. agamogenesis
Answers
Current Event on Biology Discussion
Find a news article with a publication date not older than 2018 about biology. List the website that vou found it on. List the author. List the publication date. Tell who was affected by the research and why do you think the research was important. Where was the research conducted. Summarize the article. Does the article remind you of anything? If it does what? Was there anything in the article that you wanted to know more about? If so what? If not why?
Answers
what causes the density of ocean water to be different from fresh water?
A: An increase in wind speed
B: A decrease in salinity
C: An increase in temperature
D: An increase in salinity
Answers
Answer: The answer would be D
Explanation: The salinity would change the density of ocean water due to how the ocean water is heavily diluted with salt
Compare the growth of normal cells with and without growth factors.
Answers
Answer:
In contrast to normal cells, cancer cells don't stop growing and dividing, this uncontrolled cell growth results in the formation of a tumor. Cancer cells have more genetic changes compared to normal cells, however not all changes cause cancer, they may be a result of it (:
Explanation:
hope this helped <3
- Which molecule synthesized by plants is a major source of chemical energy for
cellular processes in both plants and animals?
Answers
Answer:
I think Glucose
Explanation:
A bacterium called Salmonella can cause
food poisoning.which kingdom is it in?
Answers
Answer:
monera kingdom
Explanation:
Answer:
The kingdom is Monera Kingdom
Explanation:
The sex chromosome of plants were first discovered in?
Answers
Answer: The chromosome was discovered for the first time in Melandrium.
Explanation:
These plants have XX-XY mechanism of sex determination, wherever the male plant is heterogametic and carries “XY” chromosome, while feminine plant carries 2 copies of X-chromosomes (XX) as sex chromosomes.
what is the difference between cork formation and gum formation in the plants as an immune mechanism
Answers
Answer:
Cork formation is a type of secondary growth that occurs in the stems and roots of woody plants. Gum formation, on the other hand, is a type of defense mechanism that occurs in response to injury or infection.
Explanation:
0.3 kilogram golf ball moving at 45 meters/second equals
Answers
Answer:
F = 13.5 N
Explanation:
Carla, who is participating in a dichotic listening study, is asked to ignore any information that is presented to her right ear. She finds that she has no problem doing this except for when she thinks she hears her name in her right ear. Carla is experiencing:
a) the cocktail party effect.
b) blindsight
c) inattentional blindness
d) change blindness
Answers
A ) The cocktail party effect.
Hope this helped (:
This chemical equation represents a chemical reaction.
CaCO3 + 2HCI CO₂ + CaCl2 + H₂O
Which chemical is a reactant in this reaction?
OA. CaCl₂
B. H₂0
OC. HCI
D. CO₂
Answers
Look at the diagram.
Which two structures are first to combine in translation?
1 and 4
3 and 4
1 and 2
2 and 3
Answers
The first two structures that combine during the process of translation are 1 and 4.
What is translation?The translation is a biological process during which the genetic codes in transcribed DNA, in the form of messenger RNA, are translated to their respective amino acids and joined together by peptide bonds to form proteins.
The steps involved in the translation process are:
mRNA binds to the small subunit of the ribosometRNA carrying methionine binds to the start codon on the mRNALarge ribosome subunit binds to complete the translation complex.In the image, mRNA is designated as 4 while tRNA is designated by 2. 1 is the ribosome while 3 is the synthesized protein.
Thus, the first two structure that binds is mRNA and tRNA. That will be 1 and 4.
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Answer: 1 and 4
Explanation:
Did the test
The phrases describe what layer of Earth's atmosphere?
Satellites orbit in this layer
It is the outermost layer of the atmosphere
It extends into space
Question 10 options:
mesosphere
stratosphere
ionosphere
exosphere
Answers
Answer: exosphere
Explanation: Exosphere. This is the outermost layer of the atmosphere. It extends from the top of the thermosphere to 6,200 miles (10,000 km ) above the earth. In this layer, atoms and molecules escape into space and satellites orbit the earth.
PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!!
Answers
Answer:
I think it's the second one
Explanation:
what is the composition of the atmosphere write your own answer in your science journal (please help)
Answers
Answer:
In the atmosphere contains nitrogen, oxygen, argon, carbon dioxide.
Explanation:
According to NASA, the gases in Earth's atmosphere include:
Nitrogen = 78%
Oxygen = 21%
Argon = 0.93 %
Carbon dioxide = 0.04 %
Trace amounts of neon, helium, methane, krypton and hydrogen, as well as water vapor.
Which histone is not a part of the histone core?
Answers
Answer:
H1 histone protein is not a part of histone octamer
Review the scenario.An ecologist was studying lake ecosystems in and around a major city. The ecologist regularly observed periods of fish kills in the lakes, where fish would die suddenly and in large numbers. The ecologist wondered what was causing these fish kills.By investigating and comparing observations to lakes further from the city, the ecologist noticed that lakes around the city had significant algae growth and reduced oxygen levels in the water.QuestionWhich question most closely relates to the ecologist's observations and collected data on lakes in and around the city?1)Is a predator killing all of the fish?2)Do the fish have a disease?3)Are the lakes polluted?4)Are fish dying due to reduced oxygen in the water?
Answers
The principal fact about the problem is that the ecologist wondered what was causing these fish kills. According to the problem statement, by investigating and comparing observations to lakes further from the city, the ecologist noticed that lakes around the city had significant algae growth and reduced oxygen levels in the water. This means that the greater the growth of algae, the less oxygen is available in the lakes. Note that fish need oxygenated water to carry out their vital processes, for this reason, we can conclude that the correct answer is:
Answer:4)Are fish dying due to reduced oxygen in the water?
Which two items cause disruptions in ecosystem stability and are a result of
human activities?
A. Nutrient cycling
B. Ocean currents
C. Acid rain
D. Bycatch
Answers
The number of different species of plants and mammals has decreased as a result of overhunting and natural resource overexploitation from activities such overfishing and mining.
How many different species exist?Around 8.7 million plant and animal species are thought to exist, according to scientists. However, to far, only about 1.2 million species, the of which are insects, have been recognized and described. This means that millions of additional animals' identities are still a mystery.
How can an animal's species be determined?Permanent and non-permanent identification are the two main categories. Ear notches, microchips, and tattoos are all forms of permanent identification. In terms of non-permanent identifying, tags, paint, and chalk are used. If done correctly, tattooing is one kind of identifying that is permanent.
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Which of these are true?
a) there are many types of ecosystems all over the world.
b) there are only a few types of ecosystems all over the world.
Answers
Answer:
a is your answer, I hope it helps!
a!!!!!ㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤ
uses of biotechnology in washing powder making
Answers
Answer:
Here are some uses of biotechnology in the production of washing powders:
Enzymes: Enzymes are commonly used in washing powders to enhance the cleaning efficiency and remove various types of stains. Proteases, amylases, lipases, and cellulases are examples of enzymes used in washing powders. These enzymes break down protein-based, starch-based, lipid-based, and cellulose-based stains, respectively, into smaller fragments, making them easier to remove during the washing process.
Bio-surfactants: Surfactants are essential components of washing powders as they help to remove dirt and oil from fabrics. Biotechnology allows for the development of bio-surfactants, which are surfactants derived from biological sources, such as bacteria or yeast. These bio-surfactants are more environmentally friendly than traditional surfactants as they are biodegradable and have lower ecological impact.
Microbial Strains: Biotechnology can be used to isolate, characterize, and optimize microbial strains that produce enzymes or bio-surfactants. Microorganisms, such as bacteria and fungi, can be engineered or selected for their ability to produce specific compounds that enhance the cleaning performance of washing powders.
Genetic Modification: Genetic modification techniques can be employed to enhance the properties of microorganisms used in the production of enzymes or bio-surfactants. This allows for the creation of microorganisms with improved characteristics, such as increased enzyme activity or enhanced stability under varying conditions.
Fermentation Processes: Biotechnology facilitates the use of fermentation processes to produce enzymes and bio-surfactants at a large scale. Fermentation involves the controlled growth of microorganisms in bioreactors, where they produce enzymes or bio-surfactants through metabolic processes. This enables the efficient and cost-effective production of these ingredients for use in washing powders.
Explanation: