Gram-negative cell walls have an outer membrane that contains lipids and peptidoglycans

____________________ Indicate whether the statement is true or false.


False - polysaccharides

Biology & Microbiology

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During your annual checkup, your doctor informs you that your blood pressure is 120 over 90. Which statement is true?

a. Your systolic pressure is a little high. b. Your systolic pressure is a little low. c. Your diastolic pressure is a little high. d. Your diastolic pressure is a little low.

Biology & Microbiology

In a population of rabbits, some evolve the

ability to outrun foxes. This is an example of ____ selection.

a. directional b. stabilizing c. disruptive d. mutational e. restricted

Biology & Microbiology

Fossils found in the lowest geological strata are generally the most

a. advanced. b. complex. c. primitive. d. widespread. e. specialized.

Biology & Microbiology

Which pair is correctly matched, regarding electron transport carriers in eukaryotes?

A) Complex I - succinate dehydrogenase complex B) Complex II - cytochrome c oxidase complex C) Complex III - cytochrome bc? complex D) Complex IV - NADH dehydrogenase complex E) None of the answer choices is correct.

Biology & Microbiology