Explanation:
of the <em><u>46</u></em><em> </em>chromosomes in the nuclei of every diploid human somatic cell, <em><u>23</u></em> chromosomes were contributed by the mother in the <em><u>egg (ovum)</u></em> cell and the other <em><u>23</u></em> chromosomes come from the father’s <em><u>sperm cell. </u></em>
Muscle contraction is the activation of tension-generating sites within muscle fibers. In physiology, muscle contraction does not necessarily
Answer:
C
Explanation:
The definition of biotic potential is the maximum reproductive capacity of an organism under optimum environmental conditions.
Alcohol
may positively affect the cardiovascular system of people over 50 years old by
reducing the risk of clot formation.
<span>Just like with the other body systems, excessive alcohol can have lethal
effects on the cardiovascular system. Chronic alcohol use can upsurge the
workload of the heart which can then lead to arrhythmia's or what is called an irregular
heart beat, inflammation of the heart muscle or myocarditis, weakening of the
heart muscle or cardiomyopathy, increased cholesterol, and even hypertension.
Other problems are prominent with blood clotting and an increased workload of
the heart that is linked to cirrhosis of the liver.</span>
Pros: Might someday cure disease, might someday increase crop yeild, might create things that can be of our use.
Cons: Genetic engineering could cause food allergies, have bad side affects, it could kill animals over time.
I hope this helps.