B. the liver. Hope that helps!
Answer:
a. in the bottom of the atrium just above the ventricles
Explanation:
AV node -
It helps to control the heart rate , it serves as an electrical relay station , reduces the electrical current which is sent by the SA node .
The location of the AV node , is at the lower back section of the inter atrial septum , and conducts the electrical impulse normally from the atria to ventricles .
i believe the answer is C
You should be compressing at about 1 1/2 inches
Answer:
Option b) chromosomes
Explanation:
The correct answer for the given question is option (b) Chromosomes.
The whole structure of the sperm contains the various components which are
as follows:
The head of the sperm contains the nucleus and the chromosomes
The neck contain of the sperm contains the mitochondria
the tail of the sperm contains the flagella.