Diseases that can affect the circulatory system include:
Atherosclerosis. Atherosclerosis is a hardening of the arteries. ...
Heart attack. ...
Mitral valve prolapse. ...
Mitral valve regurgitation. ...
Mitral stenosis. ...
Angina pectoris. ...
Arrhythmia and dysrhythmia. ...
Cardiac Ischemia.
I think what your answer is would be Amphibians? I could be wrong.
Hope this Helps! :)
Answer:
Homologous chromosomes are paired early in the cell reproduction process. and one pair of sex chromosomes The autosomes carry the genes that determine most body characteristics
Explanation:
Answer:
Chromosomes must still be copied.
the cell must double in size.
the nuclear DNA must double.
Explanation: