Answer:
Im pretty sure its 3
Explanation:
What is the length of the x component of the vector shown below?
a. 3
b. 5
c. 0
d. 1
(I know that it isn't C)
Answer:
Its D 1 for A pex
Explanation:
Both of the people are s - tupid
what are the cycles found in photosynthesis?
Answer: The two stages of photosynthesis: Photosynthesis takes place in two stages: light-dependent reactions and the Calvin cycle (light-independent reactions). Light-dependent reactions, which take place in the thylakoid membrane, use light energy to make ATP and NADPH.
Explanation:
Part B. Identify what sub-discipline is described by the following situations.
1. Melanie engages in a study that deals with the interaction of life and the environment.
2. Joanne wants to focus on the study of biological substances and their processes in
the human body.
3. Dr. Marcus describes the functions of various bones in the skeletal system.
4. Kim and her friends wanted to take a course that studies the origins and changes in
the diversity of life over time
5. Ms. Cantos teaches about the basic cellular units of living things in her biology class.
The sub-disciplines of science being referred to in the different situations respectively are:
1. Ecology
2. Biochemistry
3. Osteology
4. Evolution
5. Cell biology
Sub-disciplines of scienceThe sub-disciplines of science are otherwise known as branches of science. They refer to specific areas of science instead of the general knowledge that science entails.
The various sub-disciplines of science include:
Ecology: a branch of science that deals with the study of living organisms in relation to their environments. The study could be that of a single organism, a population, a community, or an ecosystem.Biochemistry: the branch of science that studies the various biomolecules of life and how they function in biological organisms.Osteology: the branch of science that studies bones.Evolution: this is the branch of science that deals with the origin of life and how the early living organisms have changed to give what is presently in existenceCell biology: the branch of science that deals with the basic unit of life - the cell.Considering all these definitions, one can conclude that the various sub-disciplines being referred to in the illustration are:
1. Ecology
2. Biochemistry
3. Osteology
4. Evolution
5. Cell biology
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Suppose in a strain of soybeans, high oil (H) content in the seeds is dominant to low oil content and four seeds (E) in a pod is dominant to two seeds in a pod. A farmer crosses two soybean plants, both with (High oil / four seeds: High oil / two seeds: Low oil / four seeds: Low oil / two seeds). What genotype were the parent plants?
The genotype of the parent plants in this cross is HhEe.
Based on the given information, we can determine the genotypes of the parent plants by examining the phenotypes of their offspring.
Let's denote the high oil content allele as H and the low oil content allele as h. Similarly, let's denote the four seeds allele as E and the two seeds allele as e.
The given parent plants have the following phenotypes:
- High oil / four seeds (unknown genotype)
- High oil / two seeds (unknown genotype)
- Low oil / four seeds (unknown genotype)
- Low oil / two seeds (unknown genotype)
From this information, we can deduce the possible genotypes of the parent plants by analyzing the inheritance patterns observed in their offspring.
If we cross two plants with the genotype HhEe (High oil / four seeds), we would expect the following ratios in their offspring:
- High oil / four seeds: 9/16
- High oil / two seeds: 3/16
- Low oil / four seeds: 3/16
- Low oil / two seeds: 1/16
Since the observed ratio matches the given phenotypes of the parent plants, it is likely that both parent plants have the genotype HhEe (High oil / four seeds).
Therefore, the genotype of the parent plants in this cross is HhEe.
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which of the following microbial control methods does not actually kill microbes or inhibit their growth but instead removes them physically from samples?
Microbes are physically removed from samples during filtration, which does not truly kill or stunt them. So, option A is correct.
By using a filter medium with a complicated structure that only allows the fluid to pass, filtration is a physical separation procedure that separates solid matter and liquid from a combination. The fluid that passes through the filter medium and is characterized as filtrate is referred to as oversize solid particles. Large particles can cause blinding, which is the inability of the fluid phase to pass through the filter, by forming a filter cake on top of the filter and by blocking the filter lattice. The effective pore size of a filter refers to the maximum particle size that can successfully pass through that filter. The separation of solid and fluid is not perfect; the filtrate will contain tiny particles and some fluid will contaminate the solids.
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The complete question is:
Which of the following microbial control methods does not actually kill microbes or inhibit their growth but instead removes them physically from samples?
1. filtration
2. desiccation
3. lyophilization
4. nonionizing radiation
When recording euthanasia be sure to note the date, animal identification information, confirmed or tentative diagnosis, euthanasia method and
When recording euthanasia be sure to note the date, animal identification information, confirmed or tentative diagnosis, euthanasia method and final disposition.
The euthanasia record is an important document for veterinary practices and should be maintained according to state and federal regulations and the policies and procedures of your practice.
When recording euthanasia, be sure to note the date, animal identification information, confirmed or tentative diagnosis, euthanasia method, and final disposition.
Another important thing to note is that euthanasia should be considered only when alternative management options are not available or have been exhausted, when quality of life is poor, and when euthanasia is in the best interest of the animal.
All reasonable steps should be taken to minimize pain and distress during the process.
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in florida, the two types of soapberry bugs are not yet reproductively isolated, but observations about beak length in the hybrids and food sources suggest that the two types may be subject to
The action of natural selection on beak length in soapberry bug populations varies with the environment.
insects with shorter beaks had greater access to food, permitting them to produce greater offspring.natural selection decreases beak length in soapberry bug populations.
The insects developed to feed extra efficaciously on a unique kind of fruit.
exceptional observations had been made in the idea of natural choice; but, poorly adapted individuals or offspring will not produce any offspring to inherit their genetic trends isn't always a few of the observations crafted from the concept of natural selection.
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Plants sustain continual growth in length by repeated cell division within these types of regions . A. Antheridia B. Archigonia C. Sepals D. Meristems E. Leave
Answer:
D. Meristems
Explanation:
Like every other living thing, plants also undergo growth in size (length and width). This growth in length is a characteristics of the cellular division that occurs in a region called MERISTEMS. Meristems are those part of a plants that contain tissues whose cells are always young and actively involved in cell division.
The cells in the MERISTEMS called TOTIPOTENT, which are found at the top or apices of root, shoot etc are involved in continual division, hence, the regions they are found visibly undergoes changes in length as cells multiplies in that region.
3.what colour does the clear alcohol become once the leaf is boiled in it? Explain why?
Answer:
We boil the leaf in alcohol when we are testing it for starch because to remove the green pigment chlorophyll present in it. For the starch test, we need to observe the colour change from brown to blue when iodine is put on the leaf.In which process do producers use chemi-
cal energy and make food?
A chemosynthesis
B fermentation
C glycolysis
D photosynthesis
Answer: D, Photosynthesis
Explanation:
photosynthesis is the process plants use to make food :)
(Biology)(100 Points) How are models used?
Why do scientists and engineers use models?
What is the difference between an open and closed system?
What are some types of models?
Why might a model change over time?
(please explanation if possible)
Answer:
Models are used to represent aspects of the natural world that are too small, large, complex, or difficult to observe or explain directly.
Scientists use models in order to assist in the visualization of current knowledge of a system in the state that it is in at the present time.
Visual models, mathematical models, and computer models.
Models change over time as technology and equipment improve and ideas become modified.
Remember to revise these in your own words.
Answer
Explanation:
Scientists and engineers use models to test theories and/or use as examples
I don't know the second one
A model might change due to new information
Also yea college language am I not allowed to joke on an answer?!?
Select a potted plant from the garden and keep it in a room for five days as shown in the diagram. After five days, you can see that most of the leaves of the plant change yellow. What could be a systematic method to ask right questions? Make a hypothesis or educated guess, conducting scientific experiment and activities about the existing facts to figure out a conclusion in accordance with the scientific learning process.
Answer:
Explanation:
To systematically investigate the yellowing of the plant's leaves, you can follow these steps:
1- Observation: Observe and note that after five days in the room, most of the plant's leaves have turned yellow.
2- Question: Ask yourself, "Why did the leaves of the potted plant turn yellow after being kept in the room for five days?"
3- Hypothesis: Make an educated guess about the possible cause of the yellowing. For example, you could hypothesize that the lack of sunlight in the room caused the leaves to turn yellow.
4- Experiment: Design an experiment to test your hypothesis. Place another potted plant in a different room with similar conditions but with sufficient sunlight.
5- Data collection and analysis: Record and compare the condition and color of the leaves in both plants after five days. If the plant with sunlight has green leaves while the one in the room still has yellow leaves, it supports your hypothesis.
6- Conclusion: Based on your observations and the results of the experiment, conclude that the lack of sunlight may be the cause of the yellowing of the plant's leaves.
By following these steps, you can systematically ask the right questions, form a hypothesis, conduct an experiment, and reach a conclusion using the scientific learning process.
Hope it helps!!! :)
A systematic method to ask the right questions, make educated guesses, conduct scientific experiments, and arrive at a conclusion is to follow the scientific method as follows:
Make observationsAsk questionsFormulate a hypothesisDesign and conduct experimentsCollect and analyze dataDraw a conclusionA hypothesis could be; The yellowing of the plant's leaves is a result of reduced exposure to sunlight.
Why do the leaves of a potted plant kept away from sunlight turn yellow?The yellowing of leaves in a potted plant kept away from sunlight is primarily due to a process called chlorosis which is the loss or reduction of chlorophyll in plant tissues.
When a potted plant is kept away from sunlight or receives insufficient light, the plant is unable to carry out photosynthesis. Consequently, the chlorophyll content in the leaves decreases, and they start to lose their green color.
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have 4 kinds of atoms: Calcium,Gold,Argon and Iodine.
can all 4 be solid,
can they be largest unit of matter,
are they the only types of atoms that exist,
can they be divided
Food grain are stored in the blank for future use
Food grains are stored in the warehouse or granary for future use to maintain the production and supply of food in the country and it is also considered as a security measure for the farmers and government agencies.
The grain storage system is important to preserve the nutritional value of the food grains and avoid the losses incurred due to pests, rodents, and other natural calamities such as floods and droughts.
Food grains are the essential components of the human diet, and they need to be stored with utmost care and caution. The quality of food grains plays a crucial role in ensuring the food security of the country. The farmers and the government agencies take care of storing the food grains in the warehouses, which are usually built in the proximity of the grain-producing areas. These warehouses should be equipped with the latest technologies and tools to ensure the safe storage of food grains.
The government also provides subsidies and financial support to the farmers to build their warehouses to store the food grains. The food grain storage system is crucial for ensuring the continuous supply of food and for the survival of the farmers, especially in the developing countries.
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Earth's temperature has increased slightly in the last 100 years. Many scientists believe that
the increase is related to human activities, particularly the burning of fossil fuels. What gas
produced in this process has been most closely linked to rising atmospheric temperatures?
A) soot
B) chlorofluorocarbons
C) nuclear waste
D) carbon dioxide
The gas produced in the burning of fossil fuels that has been most closely linked to rising atmospheric temperatures is carbon dioxide. Option D
What is the burning of fossil fuel?
As a byproduct of combustion when fossil fuels like coal, oil, and natural gas are used to produce energy, carbon dioxide is discharged into the atmosphere.
As a greenhouse gas, carbon dioxide absorbs heat from the sun inside the Earth's atmosphere, creating the greenhouse effect, which causes global warming. The Earth's natural greenhouse effect, which keeps the globe warm enough to support life, is caused by this phenomena.
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How does the flow of energy drive the processes of the Rock Cycle?
According to the research, the correct answer is that the flow of energy is part of the rock cycle through the solar energy that reaches the Earth and the internal heat of the earth both drive and provide energy for processes of the Cycle.
What is the rock cycle?They are the geological processes or transitions of material that rocks go through to become one of the different types of rocks:
Igneous rocksMetamorphic rocksSedimentary rocksIn this sense, the two sources of energy for these transformations are the sun providing energy for sediment consolidation processes such as erosion and transport to form sedimentary rocks and internal heat from the earth providing energy for processes such as subduction, melting and metamorphism that occurs in igneous and metamorphic rocks.
Therefore, we can conclude that according to the research, the flow of energy allows processes such as erosion, melting, metamorphism essential for the rock cycle.
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1. What symptoms is Nicholas experiencing?
Answer:
Severe abdominal pain after eating
A solution with pH 9 has ________________ times ____________________ OH- than a solution with pH 6.
Answer:
basic
Explanation:
ph value 9 base is ph value is 9and 20
What did Phoebus Levene discover
Explanation:
Russian-American biochemist Phoebus Levene (1869-1940), who had discovered ribose sugar in 1909 and deoxyribose sugar in 1929, suggested the structure of nucleic acid as a repeating tetramer. He called the phosphate - sugar - base unit a nucleotide.
According to scientific evidence, the age of the earth is about how old?
Answer:
I believe it to be around 400 billion years old.
Explanation:
if the temperature increases, then the dissolved oxygen level will _____________ because _______________
Answer: Lower levels of dissolved oxygen
Explanation:
it lowers the level of dissolved oxygen causing the molecules are moving faster * do to matter*
In which of the following ways do vaccines promote public health? Reduce the number of fatalities due to infection Prevent cancer development following infection with an oncogenic virus Contribute to herd immunity Prevent Type I diabetes (T1D)
Option C, Contribute to herd immunity the following ways do vaccines promote public health.
Vaccines, When a sufficient number of people are immunized against a disease and have produced protective health antibodies against upcoming infection, herd immunity can also be attained. Vaccines build immunity without resulting in disease or other negative side effects on health, in contrast to the natural health infection technique. The incidence and spread of the illness are reduced as the population becomes more immune. Indirect protection from illness is provided by immunizations for others.
The complete Question is:
In which of the following ways do vaccines promote public health?
A) Reduce the number of fatalities due to infection.
B) Prevent cancer development following infection with an oncogenic virus
C) Contribute to herd immunity
D) Prevent Type I diabetes (T1D)
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Choose the group of words that
forms a complete sentence.
The last cow in the field?
They're here-the small, the medium and
the large.
Again with the chicken!
Big, snarly animals in the cage.
Answer:
big snarky animals in the cage
BIOLOGY 30 POINTS
In the diagram below [a repressor protein / RNA polymerase] is binding to the {promoter / operator] region. This means that lactase gene transcription [will / will not] occur.
In the diagram below [a repressor protein / RNA polymerase] is binding to the {promoter / operator] region. This means that lactase gene transcription [will / will not] occur.
uses of biotechnology in washing powder making
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:
Evaporite deposits occur when water is removed by evaporation, leaving behind crystallized salts. true false
Matter and energy can never bee created or destroyed. Explain how photosynthesis and cellular respiration demonstrate this law of nature.
They're linked. Cellular respiration uses oxygen and glucose from photosynthesis. Photosynthesis uses carbon dioxide, water, and energy from cellular respiration. Energy is transferred to other processes, not created or lost.
What is law of conservation of matter and energy?According to the law of conservation of mass or principle of mass conservation, any system that is closed to all exchanges of matter and energy must have a constant mass over time since the system's mass cannot vary and neither add nor subtract quantity.
Photosynthesis and cellular respiration are connected. Oxygen and glucose are obtained through photosynthesis and used in the process of cellular respiration. Carbon dioxide, water, and the energy released during cellular respiration are the three primary components of photosynthesis. Energy is not created nor destroyed; rather, it is transferred to other processes.
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i need help asap PLEASE!!!!!!!!!!!
Include the following as a summary paragraph in the conclusion of your lab report:
• Analysis of the results of the experiment
o How much did the egg change in size? (answer should be in centimeter) it grew about 4cm
o What type of transport occurred in this lab? Explain your answer.
• Rationale for the support or rejection of the hypothesis
• Description of how the investigation could be tested further
Answer:
When the egg was soaked in different liquids, it reached a size of 4cm because the water molecules were transported to areas with low water concentration. This type of transport is passive because the water moves from a place of low concentration and does not require energy.
(I don't know what your hypothesis is and not quite sure what the last one means)
Explanation:
hope this helps
Are semilunar valves also bicuspid valve?Describe the role of semilunar valves in the cardiac cycle.
No, semilunar valves are not bicuspid valves.
There are two types of semilunar valves namely-
0. Pulmonary semilunar valves-Present between right ventricle and pulmonary trunk.
,1. Aortic semilunar valves-Present between left ventricle and aorta.
Bicuspid valve-Present between left atrium and left ventricle.
Function-This valve allow the free and forward flow of blood but prevent any backflow of blood.
Molecular clocks are another source of empirical evidence that scientists collect to support evolutionary theories. Explain why it is necessary to usemultiple lines of empirical evidence to support theories of common ancestry and biological evolution. Include information from the reading, previouslessons, and scientific reasoning to support your claim.
Evolutionary theories are the flexible equivalent of species variability. To evaluate and support these theories, certain molecular clocks are used to know the relationship of species. These are done by considering the variations of every species' sequences of DNA. It is relevant to know the evidence that all living things contribute identical biochemical building blocks. Common ancestry and biological evolution is thereby supported by evidence regarding differences of structures. Homologous structures explains the same ancestry. Analogous structures, on the other hand, explains that the presence of identical features is the outcome of identical selective pressures.
How are mates limiting factor? Isn’t having mates in fact going to increase population
Answer: How can limiting factor affect population growth?
Limiting factors are resources or other factors in the environment that can lower the population growth rate. Limiting factors include a low food supply and lack of space. Competition for resources like food and space cause the growth rate to stop increasing, so the population levels off
Explanation: