__________ that impart greater __________ to an individual become more common in a population

over generations, compared with less competitive forms. Fill in the blank(s) with the appropriate word(s).


Adaptive traits; fitness

Biology & Microbiology

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Members of the genus Salmonella are common causes of ________.

A. urinary tract infections B. meningitis C. pneumonia D. gastroenteritis

Biology & Microbiology

Due to the lack of an enzyme to break down lipids, excess accumulation of lipids in the brain leads to a human disease called Tay-Sachs syndrome. The organelle(s) most likely to lack the proper enzyme needed for lipid breakdown is/are

A. lysosomes. B. tonoplasts. C. mitochondrion. D. Golgi apparatus. E. peroxisomes.

Biology & Microbiology

Malarial parasites' favorite food source is

a. chitin. b. collagen. c. myosin. d. hemoglobin. e. fibrinogen.

Biology & Microbiology

Effectors pick up sensory stimuli

Indicate whether the statement is true or false

Biology & Microbiology