Answer:
B
Explanation:
Y chromosomes are the male chromosome. A person with an XY sex chromosome pair will be male while that with an XX sex chromosome pair will be female. This is because the Y chromosome has a male-determining gene called the SRY. This gene is responsible for the development of testis.
Each organism is unique because of genetic variation. Each set of genes we inherit from our parents codes for a specific trait. And our DNA is a blueprint for these traits. Not everybody contains the same genes and that is why we are all so beautifully unique.
Answer:
a) This may result in severe pain in the affected part accompanied by swelling
b)If striated muscles contract rapidly for a longer duration, it can cause fatigue, muscle cramps and even loss of energy.
Explanation: