"Prophase I" is the stage of meiosis that synapsis and the formation of tetrads occur.
Answer:
7. B. the variety of species on Earth
8. D. invasive (exotic)
Explanation:
Hope this helps my friend!!
Geologists often need to know the age of material that they find. They use absolute dating methods, sometimes called numerical dating, to give rocks an actual date, or date range, in number of years. This is different to relative dating, which only puts geological events in time order.
Answer:
b
Explanation:
When we are exercising our heart pump faster so more o2 is needed (o2= oxygen)
so once we eat food we get energy from it and basically our body takes that energy.
SO the best answer would be a or b
but we need oxygen also so b would be the correct answer in my opinion
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