The principle characteristic distinguishing marine and freshwater ecosystems is
a. temperatur...
Biology, 16.10.2019 02:30 20alyssityh224
The principle characteristic distinguishing marine and freshwater ecosystems is
a. temperature
b. presence of corals
c. presence of fish
d. dissolved salt
Answers: 3
Biology, 21.06.2019 17:50
Which of the following represents a negatively charged ion? of t 7
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Biology, 22.06.2019 02:30
Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe
Answers: 1
Biology, 22.06.2019 05:50
The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
Answers: 2
Biology, 22.06.2019 13:00
What is the function of the root cap? a. extra-absorbent cells in the root cap absorb more water and nutrients b. protect the meristematic area of the stem c. contains sensors for sunlight d. increases surface area of the root
Answers: 1
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