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marishachu [46]
3 years ago
13

Compare the stucture of a food web with a food chain

Biology
1 answer:
zvonat [6]3 years ago
7 0

 food chain:The simplest representation of energy in a community. At the base is energy stored in plants, which are eaten by small organisms, which in turn are eaten by progressively larger organisms; the food chain is an oversimplification in that most animals do not eat only one type of organism.  

------------------  

food web:the interconnected feeding relationships in an ecosystem. These relationships can be complex; some organisms may feed on more than one trophic level, or changes may occur depending on a species' life history stages or the availability of food.

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Hydrolysis.Water can add to a material to make a new material or it can dissolve a material to change it. Have a good day
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3 years ago
By growing on the trunk or branch of a tree, a lichen gains height and exposure to sunlight for photosynthesis. The tree is not
Dafna11 [192]

Answer:

a. commensalism is the correct answer.

Explanation:

By growing on the trunk or branch of a tree, a lichen gains height and exposure to sunlight for photosynthesis. The tree is not harmed by the lichen but does not benefit either. The relationship between the lichen and the tree is commensalism.

Commensalism is a relationship between two organisms where one organism gets benefits from other organisms without causing any harm or any damage from the relation as it one side symbiotic relation.

In this, we can see lichen is getting benefits from the tree.

for example, lichen is getting following benefits from the tree such as ( a lichen gains height and exposure to sunlight for photosynthesis.) and they are causing any harm to tree neither any benefits so this is a one-side symbiotic relation and thus the relationship is an example of commensalism.

5 0
3 years ago
Which describes the role of
Vinil7 [7]
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6 0
3 years ago
What you measure or observe to obtain your results
Fed [463]

Answer:

You use the metric system

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7 0
3 years ago
A cell’s progression through the cell cycle requires the activity of several cyclin-dependent kinases. What are these cdks, how
notka56 [123]

Answer: 1. Cyclin-dependent kinases.

2. The activation process is in two steps: binding of cyclin to cdk and then phosphorylation of cdk cyclin.

3. They are activated when cdks sends signals to cell that is pass already into the next stage of the cell cycle.

4. They are inactivated by the combination of P21 and Thr-14/Tyr-15 phosphorylation after uv induced DNA damage.

5. Changes are seen in target protein level when cdks level rises.

6. The targets are protein that promotes cell divisions.

Explanation:

7 0
3 years ago
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