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Alex17521 [72]
3 years ago
5

This element can form a wide variety of substances, including long chains. The different substances it forms are central to the

molecules found in living things. What element is this?
Biology
1 answer:
Studentka2010 [4]3 years ago
5 0

Answer:

The element is carbon

Explanation:

It has ability to catenate and it is a major constituent of all living matters

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A marine ecologist counts the number of crabs in three different intertidal regions that are each two hectares. The crab counts
romanna [79]

Answer:

Density is nearly 3 cabs per hectare

Explanation:

Given -

There are three three intertidal regions.

Area of each intertidal region is 2 hectares.

Number of crab in the intertidal regions are as follows -

Intertidal region I - 7

Intertidal region I - 2

Intertidal region I - 6

Sum of crabs in all three regions is equal to

7 + 2+ 6\\= 15

Total area of all three intertidal regions is equal to

2 + 2+ 2\\= 6 hectares

Now density per hectare is equal to total population of crab divided by total area of all the three intertidal regions

Density = \frac{15}{6} \\= 2.5

Density is nearly 3 cabs per hectare

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3 years ago
What occurs before the hypothesis?
sergeinik [125]
The process that occurs before hypothesis is Identifying the variables.
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How would consuming less than 1200 calories per day impact metabolism?
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What is true of post-transcriptional controls in a eukaryotic cell?
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Answer:

✔ B) They can regulate the rate at which a molecule is translated

          ** is the correct answer **

Explanation:

*I repeated my answer to get the point reward lol*

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Use the animals listed to make a food web
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There is a photo attached

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