The folded inner membrane in mitochondria which increases that surface area for chemical reactions to take place is called the ______.

a) thylakoids
b) centrioles
c) chromatin
d) cristae


Ans: d) cristae

Biology & Microbiology

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Which of the following is not part of the appendicular skeleton?

A. pelvic girdle B. sternum C. pectoral girdle D. femur E. humerus

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If reproduction occurs early in the life cycle, ____

a. population growth rate increases b. population size declines c. population size is not affected d. generation time increases e. growth rate remains unchanged

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Genetic exchange between 2 homologous chromosomes is called

A. crossing over. B. pleiotropy. C. allelic exchange. D. independent assortment. E. synapsis.

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The genetic material for a prokaryotic cell is present in a ____, a poorly demarcated region of the cell that lacks a boundary membrane to separate it from the surrounding cytoplasm.

A) nucleoid B) nucleus C) genetome D) chromatic region E) pharmacopeia

Biology & Microbiology