The correct answer is option c. the sympathetic and parasympathetic nervous systems.
Explanation:
The parasympathetic nervous system is the one that controls involuntary functions and acts. It also causes or maintains a body state of rest or relaxation after an effort or to perform important functions such as digestion.
The sympathetic nervous system is the one that controls visceral reactions and reflexes, that is, it controls how our body responds to a threatening situation, as is the case in the example.
Both systems make up the autonomic nervous system which is in charge of controlling the involuntary functions of our body.
This is the only division in the gymnosperms that closely resembles the angiosperms (flowering plants) by carrying out double fertilization. Two groups in the gnetophytes division: Ephreda and Gnetum carry out this form of fertilization
<span>32P or phosphorus-32 can be used to make any nucleotide (A, C, G, or T) radioactive since al</span>l nucleotides contain a phosphate group that has a phosphorus atom which can be replaced with 32P.