The stimulus that causes a responding plant to demonstrate phototropism is the direction of light. Thus, the correct option is A.
What is Phototropism?Phototropism may be defined as the process that involves the growth of plants with respect to light. It is usually associated with the direction of light.
Phototropism is one of the major functions of the phytohormone known as Auxin. Apart from phototropism, auxin also involves gravitropism and thigmotropism.
According to the principle of phototropism, the plant usually grows in the direction of light, or from where the light is directly falling on the leaves of the plant.
Phototropism is of two types positive which induces the growth of the plant towards the direction of light and negative phototropism which provokes the growth away from the direction of light
Therefore, the stimulus that causes a responding plant to demonstrate phototropism is the direction of light. Thus, the correct option is A.
To learn more about Phototropism, refer to the link:
https://brainly.com/question/12461019
#SPJ6
Why aren’t cheek cells all the same shape on the slide?
All cells, whether they come from plants or animals, are expected to combine into sizable clusters.
What are cheek cells?Additionally, with a total magnification of 400X, the majority of the main organelles will be visible through a microscope. Last but not least, each cell will have a length/diameter of about 0.05mm.
We noted that the onion skin cells developed a brick-like shape and that tiny spots (the nuclei) can be seen inside the cells.
Since the microscope's total magnification was 40X when we initially looked inside, there were around a hundred rows of rectangular cells.
All cells, whether they come from plants or animals, are expected to combine into sizable clusters.
To learn more about cheek cells, refer to the link:
https://brainly.com/question/15105396
#SPJ2
What is the main function of a fungus's hyphae
Fungal hyphae's primary function is to absorb nutrients through a high surface area-to-volume ratio and the release of enzymes that break down complex molecules into absorbable forms.
The main function of a fungus's hyphae is the absorption of nutrients from the environment. These thread-like structures maximize the fungus's surface area compared to its volume, enhancing its ability to absorb nutrients efficiently. The high surface area-to-volume ratios of hyphae allow for maximum exposure to the nutrient source, and the secretion of hydrolytic enzymes like cellulase aids in breaking down complex organic molecules into simpler forms that the fungi can absorb. These enzymes dismantle components such as the polysaccharide cellulose found in plant cell walls. Some fungi also develop specialized structures for absorbing nutrients directly from living hosts, but the overarching role of hyphae is to facilitate nutrient uptake.
What was the work of Rudolf Virchow trying to prove?
A. All cells came from preexisting cells.
B. Bacteria were unicellular organisms.
C. The theory of spontaneous generation could be supported.
D. Plants had different cells than animals.
Answer:
A. All cells came from preexisting cells.
Explanation:
Rudolf Virchow is one of the scientists being credited for postulating the cell theory. He specially worked on the third component of the theory which said that all cells come from preexisting cells. Previously it was believed that new cells formed from a fluid substance called as blastema. Blastema imbalance lead to various kind of diseases. Many scientists disproved this theory of spontaneous generation by showing that under sterile conditions new cells can not be formed until and unless a parent cell is already present. But it was Virchow's work which got largely recognized.
the correct (answer)
is. (A.) All cells come from preexisting cells.
...hope this helps
Mayra's maternal grandfather and two maternal uncles died of heart attacks and her mother has high blood-pressure. Which answer best explains what this means for Mayra?
Mayra should be put on preventative medication immediately.
Mayra should not worry as most of her affected relatives were male.
Mayra should begin restricting her activities right away.
Mayra should be checked regularly for heart-related problems.
Answer: Mayra should checked regularly for heart-related problems.
Explanation:
The disease like hypertention may be passed on from parents to offsprings.
As it is mentioned that the disease is being related with the maternal lineage of Mayra. Therefore, it may be inherited by Mayra. Therefore, she should make a check for heart related issues regularly.
it is impossible for humans to be at the bottom of the food chain.
a. True, because plants do not undergo cell respiration
b. False, because humans are omnivores
c. True, because humans are not producers
d. False, because humans carry out photosynthesis
Answer:
i believe the answer is c.true, because humans are not producers
Explanation:
Help please will give brainliest!
Which best describes the result of Mendel's work with pea plants? A. He showed that pea plants do not pass traits to their offspring. B. He discovered the scientific method. C. He figured out the best way to grow pea plants. D. He showed how traits are passed between generations
Answer: He showed how traits are passed between generations
Explanation: Apex 8/14/19
How do the organisms' traits help them survive in Madagascar?
Plates move apart at ____ boundaries. a. convergent c. divergent b. stable d. transform
Plates move apart at divergent boundaries. Divergent boundaries are locations where tectonic plates are pulling away from each other.
The correct option is C.
At divergent boundaries, tectonic plates move apart from each other. This movement is driven by the underlying forces of mantle convection and the upwelling of molten material from the Earth's mantle.
Divergent boundaries are commonly found along mid-ocean ridges, where new oceanic crust is formed. The process of seafloor spreading occurs as two tectonic plates move in opposite directions, creating a gap or rift between them. Magma from the underlying mantle rises to fill the gap, solidifies upon contact with the cold seawater, and forms new crust. This continuous upwelling and solidification of magma along the divergent boundary leads to the widening of the seafloor and the creation of new oceanic crust.
Hence , C is the correct option
To learn more about divergent boundaries, here
brainly.com/question/15046052
#SPJ6
This rock, known as balanced rock sits on a thin spike of rock in s canyon in Idaho explain the forces that keep the rock balanced on its time pedestal
which statement best explains why muscle cells and skin cells do not look and act the same?
1.) The two types of cells have different genes
2.) There is no similarity in the chromosomes of the two types of cells
3.) All of the same genes are being expressed in both types of cells
4.) The genes in each type of cell are being expressed differently
Answer: Option 4 The genes in each type of cell are being expressed differently
Explanation:
Both skin cells and muscle cells are somatic cells i.e the cells that make up the body parts.Since, both of them are somatic cells they both contain the same number of chromosomes which in case of humans is 23 pairs.The set of genes present in each type of cell in the body is the same and therefore, both muscle cell and skin cells have the same genes.The reason why muscle cells and skin cells do not look and act the same is that even though these cells contain the same genes, there is differential expression of genes in these cells.Differential expression of genes basically means that different combination of genes are activated in a cell which plays a role of defining the purpose of the cell. This means that the set of genes that are activated in the skin cells are different from that of the muscle cells.As the genes are being expressed differently in the muscle and skin cells, both these cells acquire different characteristics and thus, look different and perform different functions.So out of all the options, option 4 is the correct one.
Which of these is not a basic need of all organisms?
A.Food
B.Soil
C.Water
D.Appropriate environment
Which of the following best describes the long-term impact of using a nonrenewable energy source?
A: Geothermal energy can disrupt the water table and harm water supplies.
B: Nuclear power damages the atmosphere by producing air pollution.
C: Burning biomass to produce energy releases greenhouse gases.
D: Coal mining can pollute water supplies and kill fish and aquatic plants.
I'm torn between C and D :/
The right option is; D: Coal mining can pollute water supplies and kill fish and aquatic plants.
A non-renewable energy source is an energy source that is at a limited supply, can be depleted with use and cannot be replenished. Most sources of non-renewable energy are fossil fuels which include coal, petroleum, and natural gas. Coal mining and processing contaminates water bodies such as ground water, seas, and rivers by the release of pollutants such as heavy metals and other toxins which pollutes water supplies resulting in negative health and environmental effects including killing of aquatic organisms.
What would happen to the respiratory system if the muscular system stopped working?
What connection do all living things have with eachother
All living things share a common connection as they are part of the tree of life or the web of life on Earth. This connection is based on the concept of biological evolution, which explains that all living organisms on our planet have evolved from a common ancestor over billions of years.
All living things, from simple bacteria to complex multicellular organisms, are united by their shared genetic material, the fundamental biochemistry of life, and the presence of cells as the basic structural and functional units. They also exhibit characteristics such as growth, reproduction, adaptation, and response to stimuli.
Additionally, living organisms interact and depend on each other within ecosystems. They form intricate relationships as producers, consumers, and decomposers, participating in nutrient cycles and energy flow. Organisms often rely on each other for resources, such as food, shelter, and symbiotic relationships.
To learn more about Earth, here
brainly.com/question/31064851
#SPJ6
Carbohydrates are complex polymers that are broken down by the body and utilized for energy. Any carbs not immediately used, are stored in longs chains called glycogen. This glycogen is stored in the liver and saved for when the body needs sources of energy. Based on this information, you can conclude that
A. it is not necessary for living organisms to store large polymers for later use.
B. complex organic molecules must combine with inorganic carbon molecules before they are stored.
C. simple molecules are capable of being stored as larger units for later use.
D. complex organic molecules do not contain more than one carbon atom.
Answer:
C. simple molecules are capable of being stored as larger units for later use.
Explanation:
Let's look first at the primary question which is technically:
Based on this information, you can conclude that
According to the paragraph, it talks about the use of carbohydrates and what happens to it in the body. Looking at the choices, only letter C is related to the excerpt.
The excerpt does not talk about how it is essential to living organisms, how they combine, nor the carbon content. So using the excerpt or the information given, you cannot assume the other choices.
Now here's something about carbohydrates:
Carbs are energy sources that we use for immediate sources of energy. When it is not needed, we it is stored as glycogen in the liver. In an even where we use up the carbs readily available, the stored glycogen will be used as a source of energy through anabolic means.
Which element in Period 5 is the most active metal
Answer:
Rubidium is most active metal in period 5
Explanation:
There are total 18 elements in the fifth period of element table. There are total 18 elements in this period out of which rubidium is the smallest and lies at the starting of the fifth period. Unlike other elements of its group , rubidium is an alkali metal and has an oxidation state of +1 which makes it highly reactive. It reacts violently in air and water.
Which of the following is a way Earth's life (biosphere) can be directly affected by pollution? A. acid rain B. precipitation C. climate change D. global warming
I took this quiz already and the answer was a
What is the number in a chemical formula that tells the number of specific atoms in the molecule?
what is the difference between a reactant and a product?
A reactant is a starting material in a chemical reaction, while a product is a substance formed by the reaction.
What is a reactant and a product?In a chemical reaction, a reactant is a substance that undergoes a chemical change, while a product is a substance that is formed as a result of the chemical change. Reactants are the starting materials of a chemical reaction, and products are the end result.
Reactants are usually listed on the left side of a chemical equation, while products are listed on the right side. The arrow in the middle of the equation indicates the direction of the reaction, with reactants being converted into products.
Reactants can be elements, compounds, or ions, and they can be either solid, liquid, or gas. Products can also be elements, compounds, or ions, and their physical state may be different from that of the reactants.
The mass of the reactants in a chemical reaction is equal to the mass of the products, according to the law of conservation of mass. This means that no atoms are created or destroyed in a chemical reaction, only rearranged to form new substances.
Learn more about reactant, here:
https://brainly.com/question/13005466
#SPJ2
what is the energy released during cell respiration
No matter what food you eat, you can always trace the source of energy back to what
How do you think the amount of light affects how plants grow
The amount of light greatly affects how plants grow through photosynthesis. Insufficient or excessive light can have negative effects on plant growth. Different plants have different light requirements.
Explanation:In biology, the amount of light greatly affects how plants grow through the process of photosynthesis. Photosynthesis is the process by which plants convert light energy into chemical energy, in the form of glucose, which is used for growth and development. Light provides the energy needed for this process to occur. Plants need a certain amount of light to thrive and grow properly.
For example, insufficient light can lead to weak, spindly stems and pale, small leaves, while excessive light can cause leaf burn and other damage. Plants have different light requirements depending on the species. Some plants, like cacti, can survive and grow in low light conditions, while others, like sunflowers, require full sun to thrive. Understanding a plant's light needs is important for successful cultivation.
Learn more about Plant growth and light here:
https://brainly.com/question/32861995
#SPJ2
Why do the young barn owls need feathers
Young barn Owls use their feathers regulate temperature because they are tender and have little hair, they need the temperature to keep them warm.
Their feathers is also use to provide camouflage in order to catch prey and protect them.
What are Young barn Owls?Young barn Owls are nocturnal animals that is they are very active in the night and are found almost everywhere.
They are predators and have feathered.
They are adapted for hunting.
They feed on insects, rats, mice and so on.
The owls' feathers are very soft and are use for quiet flight.
The flight feathers have a thin hair-like structure that cover it and is use to traps air within the feather surface.
This helps to maintain adequate air-flow across the wings.
Therefore, Young barn Owls use their feathers regulate temperature because they are tender and have little hair, they need the temperature to keep them warm.
Their feathers is also use to provide camouflage in order to catch prey and protect them.
Learn more on Owl from the link below.
https:// brainly.com/question/922324
which pair of elements is found in only one of the four types of macromolecules
carbohydrates, lipids, proteins and nucleic acidssssssss
What is a potential impact of replication errors on the cell cycle
Answer:
underreplication or overeplication of the genome and can produce a large array of human genetic diseases, including cancer, birth defects, and many developmental abnormalities
Explanation:
A molecule whose ends have opposite electric charges is called a _____ molecule.
magnetic
diatomic
neutral
polar
A scientific theory is a well-tested explanation for a wide range of observations or experimental results. A hypothesis is a possible answer to a question. When does a hypothesis become a scientific theory? A. after the hypothesis is first formed by a scientist B. after a hypothesis is shown to be correct in one experiment C. after a competing hypothesis has failed testing D. after the hypothesis has been confirmed through extensive testing
Why is the ability to swim an inherited trait in a fish but a learned trait in a human being
Chemical weathering occurs more rapidly in what kind of climates? A. Warm with abundant rainfall B. Cold with high snowfall amounts C. Desertlike D. Cool and dry