AP BIOLOGY

THE CELL

STRUCTURE AND FUNCTION OF THE CELL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A dog and a blue whale have the same size of
A
Heart
B
cells
C
lungs
D
Brain
Explanation: 

Detailed explanation-1: -No, blue whale cells are about the same size as the cells of any mammal, they just have more of them.

Detailed explanation-2: -Like the human red cell, those of the whale are not far from circular. Summary The mean red cell diameter was found to be 7.7 µ in one blue whale and 8.2 µ in one humpback.

Detailed explanation-3: -Although the difference in bodyweight between the species is close to two million-fold, the mesenchymal stem cells of each were of similar size. Conclusions The mesenchymal stem cells of whales and mice are alike, in both morphology and size.

Detailed explanation-4: -A human being is typically composed of about 50 trillion cells; the largest Blue Whale 100 quadrillion.

Detailed explanation-5: -The cells of both organisms are of the same size.

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