Biology, 05.09.2019 22:30 Destinywall
The purple sulfur and green sulfur bacteria a. both use hydrogen sulfide as a source of electrons. b. generate oxygen. c. preferentially use organic molecules as an electron source. d. both lack gas vesicles.
Answers: 1
Biology, 21.06.2019 16:00, prettygirllniyiaa
Which of the following examples can cause gene flow between populations? a. an increase in predators to a population of zebra b. a volcanic eruption that kills half of a population of mice c. bird droppings that contain seeds from a different location d. a person that sprays a toxin on a group of mosquitoes
Answers: 2
Biology, 23.06.2019 00:00, carlos200411114
Brainlest awardhow does smoking and arterial plaques increase the risk of hypertension? (2 points) select one: a. both increase blood volume. b. both decrease blood volume. c. both expand the diameter of the blood vessels. d. both constrict the diameter of the blood vessels.
Answers: 1
Biology, 23.06.2019 01:00, annapittbull12
If the environment changes what is the first thing a species will do to survive
Answers: 2
The purple sulfur and green sulfur bacteria a. both use hydrogen sulfide as a source of electrons. b...
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