Answer: True
Explanation:
Biology itself is the study of living things and their vital processes that deals with all the physicochemical aspects of life.
Biologists attempt in all way to describe something completely in detailed. They try to explain reasons and how organism behave how the behave.
Using descriptive science biologists involve descriptive research; that is, observing, recording, describing, and classifying biological phenomena.
<span>Cattle and sheep are exposed to lead and zinc when these poisons are in the grass/soil.
Cattle and sheep graze on the grass, and thus they intake these minerals, such as lead and zinc when they come in contact with grass or earth they may eat along with grass. Thus they are exposed to them via eating.
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They are both in the same cell
Mutations can occur before, during, and after mitosis and meiosis. If a mutation occurs in cells that will make gametes by meiosis or during meiosis itself, it can be passed on to offspring and contribute to genetic variability of the population