Metaphase leads to anaphase, during<span> which each chromosome's sister </span>chromatids separate<span> and move to opposite poles of the cell. Enzymatic breakdown of cohesin — which linked the sister </span>chromatids<span> together</span>during<span> prophase — causes this separation to occur.
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Answer:
biological macro-molecules
Explanation:
Answer:
The conversion of land by humans can have a detrimental effect on transpiration. When natural land is converted to agricultural land, the vegetation cover is diminished. This decreases transpiration resulting in erosion and an increase in rain runoff thus creating silt buildup in mass bodies of water.
Explanation:
Numerous species, or types, of trees are called elms. They belong to the family of plants called ulmaceous. In some cities in the United States and some countries there were a large number of elms, but during the 20th century a plague killed many of them.