Circadian rhythm refers to

Biology

1 answer:

strojnjashka [21]2 years ago

5 0

Answer:

The correct option is B) a pattern of biological functioning that occurs on a 24-hour cycle.

Explanation:

Biological rhythm is defined as the regular variation of an organic function related to the course of time, circadian biological phenomena (around the day), are those with a period of approximately 24 hours.

Circadian rhythms are physical, mental and behavioral changes that follow a daily cycle (the biological rhythm), and that respond primarily to light and darkness in an organism's environment. This cycle close to 24 hours, allows to recognize the sleep-wake phenomena and their homeostatic action, in the systemic processes of every living being. The circadian system is composed of photoreceptors, pacemakers and efferent pathways that allow a regular functioning of the sleep and wakeful state.

You might be interested in

Which of the following statements regarding taste and smell is true?

____ [38]

A not true

B not true

C could be true

D not true

8 0

2 years ago

Read 2 more answers

Which base is normally used in the synthesis (making) of RNA but not in the synthesis (making) of DNA?

fiasKO [112]

The correct answer is uracil.

<span>Uracil is one of the pyrimidine nucleotide bases which is the component of nucleic acid-RNA. In RNA, uracil binds to adenine via two hydrogen bonds (complementary binding). Uracil is not found in DNA, it is replaced by thymine because it is thymine’s demethylated form.</span>

8 0

2 years ago

The cells carrying out cellular aerobic respiration in humans obtain oxygen from

belka [17]

glucose is been oxidised to produce pyruvic acid and oxygen

3 0

2 years ago

Describe the molecules in a solid. How is that different than molecules in gas?

Lostsunrise [7]

Answer:

The molecules in a solid are more closely packed than those in a gas. Gas molecules are VERY spread apart, which is why we cannot see them.

Explanation: