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Korvikt [17]
3 years ago
9

NEED HELP ASAP

Biology
1 answer:
Rainbow [258]3 years ago
4 0
I think A. Y but honestly not so sureee
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Which relationship can be determined from this dichotomous key?
Ber [7]

A dichotomous key is defined as a biological tool for identifying unknown organisms to a particular taxonomic level. It is constructed with many levels and series of couplets.

So, by observing the given dichotomous key, it is concluded that the correct answer is Option A- Organism X and Z have at least one observable trait in common in this dichotomous key.

6 0
2 years ago
The diagram shows the general structure of a lipid l, which consists of two main parts.
san4es73 [151]

Answer:

The correct answer is - carboxyl group.

Explanation:

Lipids are one of the major macromolecules that are made up of fatty acid and carboxyl groups as two main parts of the molecules. The most common type of lipid is formed with the glycerol associated with the fatty acid chain.

In the provided structure the circled part is the carboxyl group with the long fatty acid chain. However, glycerol belongs to the alcohol group.

Thus, the correct answer is - carboxyl group.

5 0
3 years ago
All enzymes have an optimum temperature at which they work best. A large number of enzymes in the human body have an optimum tem
mixas84 [53]

Answer:

So that that too much heat is not wasted

Explanation:

The bodies need to store their energy for the times when we need it.

7 0
3 years ago
The main function of cellular respiration is __________.
Leno4ka [110]

Answer: The main function of Cellular respiration is to convert glucose into energy source (ATP).

Explanation: Cellular respiration is process in which chemical energy of food is released and turn into ATP. This process incudes three steps: Glycolysis, Kreb Cycle and electron transport chain.

Glucose can not be directly used as energy. By the process of Cellular respiration 1 glucose molecule gives 38 ATP molecules.

4 0
3 years ago
What conclusion can be made if a positive test was the result for any of the organic molecules for the water sample? This a ques
Ulleksa [173]

Answer:

Because some effects will occur.

Explanation:

The positive test which was the result for the organic molecules for the water sample showed that there is some change occurs in water sample by adding of organic molecules due to which the results of the test comes positive. If there is no change occurs in the water sample by adding some organic molecules so the results will come negative which means no effect.

8 0
2 years ago
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