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Cells that need to perform high amounts of work, such as muscle cells in the heart and legs, fat cells and liver cells. Mitochondria are organelles which contain their own DNA. Animal cells generally have approximately 1,000 to 2,000 mitochondria.
Explanation:
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Answer:
cell wall,vacoule,and plastids are not present
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It is used to make predictions about the likelihood of certain traits occurring in offspring based on the genetics of the parents.
(Did you mean punnett square?)
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A major difference between mammalian spermatogenesis and oogenesis is <span>the number of gametes made per month.</span>
The correct option is B: MAJOR DIVISIONS IN THE SEDIMENTARY ROCK LAYERS.
Geologic time scale refers to a system of chronological dating which relates geological strata to time. Geologic time scale is used by scientists to describe the timing of the events that had occurred in the past, thus the scale divides the earth history into units of varying magnitude. There are four basic block of time, these are eons, eras, periods and epochs.
In determine geological time, rock records provide evidence of past geological events and life forms.
