Answer: Explanation:
It is a two-step process that reduces the chromosome number by half—from 46 to 23—to form sperm and egg cells. When the sperm and egg cells unite at conception, each contributes 23 chromosomes so the resulting embryo will have the usual 46.
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Answer:
The increase in carbon dioxide and methane emissions from a hydroelectric plant can also harm all forms of aquatic plant life. The increased pollution of these greenhouse gases can cause plant life beneath the water to rot, which can severely impact the surrounding ecosystem.
Explanation:
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The type of weathering is mechanical and the process is abrasion
Answer:
Process of photosynthesis takes place.
Explanation:
When carbon dioxide comes inside the leaves from their stomata then water and carbon dioxide combine and form a six-carbon compound having six oxygen and twelve hydrogen compound as well. This process is called photosynthesis. The glucose formed in this process is used by plant and animal too. So this process is necessary for life on this earth.
Answer:
True
Explanation:
Milipedes belong to a class of organism known as diplopoda which have double foot. Thus, millipedes have two legs per segments. They usually have two pairs of jointed legs. The double legged segments have formed out of two single segments fused together
On the other hand , a centipedes has only one pair of legs per segment.
Thus the given statement is true.
