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Reika [66]
3 years ago
12

Which characteristic do stable ecosystems tend to have?

Biology
2 answers:
bezimeni [28]3 years ago
7 0
The answer is A, a high alijah of biodiversity
Gnesinka [82]3 years ago
5 0

Answer

it is A

Explanation:

just took quiz and got it right

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What directs the production of new proteins
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Answer,

Ribosomes

Explanation,

Ribosomes are cell organelles which help to produce proteins.It contains RNA and DNA strands which help in formation of new proteins.The synthesis of proteins takes place in two stages  transcription and translation.Transcription takes the information encoded to the DNA and encodes it into mRNA which heads to the nucleus inthe cytoplasm.Translation mRNA works with a ribosome and tRNA to synthesize proteins.

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The law that states rock layers closest to the surface are the newest or youngest rock is _____.
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B. The law of Superposition
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The disease called branched-chain ketoaciduria is commonly known as maple syrup urine disease, as the urine of a person with the
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Answer:

Recessive

Explanation:

A recessive disorder is expressed in a homozygous genotype only. Most of the recessive disorders are not expressed as the expression of the recessive allele is masked by a dominant allele in the heterozygous state. However, breeding between close relative (inbreeding) increases the homozygosity in the population and allows the expression of recessive alleles that were otherwise not expressed in the population.

According to the given information, the disease is rare and is mostly expressed in the progeny obtained by mating between closely related individuals (the first cousins). Therefore the disease is inherited in an autosomal recessive pattern.

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3 years ago
Which of the following is a correct statement about the endocrine system?
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<h3><u>Answer;</u></h3>

The adrenal glands sit on top of the kidneys and release adrenaline, which affects heart rate.

<h3><u>Explanation;</u></h3>
  • Adrenal glands are located at the top of each kidney. They produce hormones that help the body control blood sugar, burn protein and fat, react to stressors like a major illness or injury, and regulate blood pressure.
  • The Adrenal glands are made up of two regions; the adrenal cortex and the adrenal medulla. <em><u>The adrenal medulla produces hormones adrenaline also epinephrine and noradrenaline also norepinephrine. </u></em>
  • <em><u>Hormone adrenaline rapidly responds to stress by increasing your heart rate and rushing blood to the muscles and brain.</u></em>

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If a person didn't eat for several days, what sequence of events would occur?
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