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nignag [31]
4 years ago
13

Why is it important to perform test on a control urine sample?

Biology
1 answer:
notsponge [240]4 years ago
7 0
So you have base to test the experiment on, otherwise if you use multiple samples you will have different starting values that will render incorrect results 
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The correct way to calculate population size is by dividing the total population by the land area.
Lyrx [107]

The statement "The correct way to calculate population size is by dividing the total population by the land area." is true. The correct option is A.

<h3>What is the population?</h3>

The entire number of species in a given area makes up the population. Surveys of various places are conducted to determine the population. By dividing the total population by the fraction of each individual, the population size can be determined.

There are various techniques for population counting. Cohort analysis, aerial counts, etc., are some of these techniques.

Thus, the statement is true. The correct option is A.

To learn more about population size, refer to the link:

brainly.com/question/23433122

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8 0
2 years ago
Which type of monkeys do humans resemble? Explain.
lutik1710 [3]
We represent apes basically

8 0
3 years ago
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Which of the following might affect gene expression in a complex organism?
daser333 [38]

Answer:

i am researching the answer give me a minute

Explanation:

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3 years ago
How can use of fertilizers affect respiratory health?
nirvana33 [79]

Answer: C) They can contain contaminants that can enter the air during storms or high winds.

Explanation: A is wrong because I got it wrong (Sorry, can't give much explanation there).

B is wrong because water contamination does not directly relate to respiratory health.

D is wrong because fertilizers can impact respiratory health (Explanation seems lack-luster, but I feel like this is common sense).

Hope this helps :)

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In the alternation of generations life cycle fertilization requires two A. sporophytes. B. gametophytes. C. gametes. D. spores.
Harrizon [31]
The correct answer is C. Gametes
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4 years ago
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