Answer:
The centromeres split and the sister chromatids are pulled to opposite poles of the cell. The chromosomes reach the poles and stop moving.
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Answer:
Biodiversity monitoring is important because it provides a basis for evaluating the integrity of ecosystems, their responses to disturbances, and the success of actions taken to conserve or recover biodiversity.
Monitoring keeps us informed, helps us to maintain our health, and alerts us to future problems that may arise. Monitoring ecosystems is similar to monitoring human health. ... Ecosystem monitoring means measuring physical, chemical, and/or biological variables over time to provide information on ecosystem change.
Explanation:
Answer:
There are two cell types: prokaryotes and eukaryotes. Prokaryotic cells are usually single-celled and smaller than eukaryotic cells. Eukaryotic cells are usually found in multicellular organisms, but there are some single-celled eukaryotes.
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Answer:
In humans, implantation is the stage of pregnancy at which the embryo adheres to the wall of the uterus. At this stage of prenatal development, the conceptus is called a blastocyst. It is by this adhesion that the embryo receives oxygen and nutrients from the mother to be able to grow.
Explanation:
