A) 2 identical cells each with original number of chromosomes
The answer is 250 miles per hour.
To communicate, neurons send impulses to other neurons or muscle cells. Depending on the nature of information needed to be sent, some impulses are faster than the other. For example, if a person burns its hand, the information must be quickly sent to the central nervous system for quick reaction. Some impulses can achieve 250 miles per hour. But, for this, axon must be well insulated and very thick.
I think respiration and reproduction
<span>Answer: Sudden infant death
Explanation: Miscarriage and still birth is the tragic event that occurs to her offspring. other deformities being cleft lip, low birth weight, heart problems. Miscarriages occur during the first three months of pregnancy. Still birth happens after 20 weeks of gestation.</span>