Cytoplasmic organelles are:

a. absent in prokaryotic cells; present in eukaryotic cells.
b. present in both prokaryotic and eukaryotic cells.
c. present in prokaryotic cells; absent in eukaryotic cells.
d. absent in both prokaryotic and eukaryotic cells.


Ans: a. absent in prokaryotic cells; present in eukaryotic cells.

Biology & Microbiology

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The olfactory nerve is made up of:

A. chemosensitive hairs. B. axons of interneurons. C. axons of olfactory sensory neurons. D. dendrites of olfactory sensory neurons.

Biology & Microbiology

Troponin is a complex of three polypeptide chains called ________, ________, and ________.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

From which of the following did humans

evolve?

a. chimpanzees b. monkeys c. gorillas d. orangutans e. none of these

Biology & Microbiology

Removal of the anterior pituitary would result in a decrease in the following functions:

A. production of eggs and sperm, control of the circadian rhythm, cell division and production of glucocorticoids B. production of eggs and sperm, stimulation of the thyroid, cell division and production of glucocorticoids C. melatonin levels, stimulation of the thyroid, cell division and production of glucocorticoids D. production of eggs and sperm, stimulation of the thyroid, maturation of T lymphocytes and production of glucocorticoids

Biology & Microbiology