Answer:
50% or 1/2 in fraction form
Answer:
My guess would be option A.
Explanation:
Antibiotics work on bacterial infections. These chemicals kill the bacteria cells but do not affect cells that make up the body. For example, many antibiotics interrupt machinery inside bacterial cells that builds the cell wall.
The cytoskeleton of a cell can be described as framework and anchor for organelles.
The answer would be Brown eyes as none of the other choices are traits.
<span>a. they counteract low venous pressure, and prevent backflow of blood away from the heart - Venous valves are structures that are made of elastic tissue. The valves are there to ensure that the blood keeps moving in one direction. The veins use these valves to work against the effects of gravity as well as low pressure with the veins.
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