The principle that physical changes in organism during their lifetime such as greater development of an organ or a part through increased use could be transmitted to their offspring
The best and most correct answer among the choices provided by your question is the second choice or letter B.
Crossing over occurs during meiosis when chromosomes overlap and sections of each chromosome switch places in prophase II.
C. ATP releases energy as a phosphate bond is broken.
Adenosine triphosphaste is name as such because it contains three phosphate bonds, the third one weaker than the other two. The third bond breaks off leaving two phospates behind. ATP, then, becomes adenosine diphosphate (ADP).
<u>Answer</u>:
Femur diaphysis and epiphyseal ends is made up with cortical bone and contains bone narrow. It is in the middle tabular part and composed with compact bone and central marrow cavity is situated around it. It is round in shape and a long bone. It is the origin of the attachment of many muscles as well as ligament.
The femur is the longest bone which is present in our thigh and also call as thigh bone. The division of femur can be divided into shaft, proximal and distal. In some aspect it is the strongest bone of our body and it helps in any activities.