Answer:
Adrenal gland is known as emergency gland which helps the body to adjust to the stress.
Explanation:
Adrenal gland secretes a hormone which is known as adrenaline hormone which is called as emergency hormone. When adrenaline is secreted into the blood it prepares our body of action. This hormone rapidly responds to stress by increasing our heart rate and rushing blood to muscles and brain.
Answer is A. The positively charged R group of a basic a.a could bind to DNA.
Basic amino acids have a positive charge and acidic amino acids have a negative charge. DNA also has negative charge because of the phosphate group in nucleotides. So they have opposite charges and can form ionic bonds.
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It is a fact that nuclear energy is converted into thermal energy in the core of a nuclear reactor. This is because it is part of a power plant fission act, where nuclear energy heats up water in a nearby vicinity.