Thyroxine, the primary hormone produced by the thyroid, contains what element?

a. selenium
b. chromium
c. vanadium
d. iodine
e. manganese


D

Biology & Microbiology

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The major difference between aerobic and anaerobic respiration is the final electron acceptor at the end of the electron transport chain.

Answer the following statement true (T) or false (F)

Biology & Microbiology

In cell division, toward the end of nuclear division, the cytoplasm divides by a process called ____________________ to produce two identical cells

Fill in the blank(s) with correct word

Biology & Microbiology

Which of the following organisms are unable to photosynthesize?

a) Cyanobacteria b) Euglena c) Diatoms d) Foraminifera e) Dinoflagellates

Biology & Microbiology

Which is the most ancient human species known?

1.Homo ergaster 2.Homo erectus 3.Homo habilis 4.Homo sapiens

Biology & Microbiology