Answer:
D
Explanation:
when you remove some things on a ecosystem the ecosystem will decrease
I will choose lower voltage as it will do the work slowly and thus with accuracy !
as it is the movement of charge particle...so slow voltage is great !
Answer: E) tight junctions
Explanation:
Tight joints act as barriers that regulate the circulation of water and solutes between the epithelial layers. Tight junctions are classified as a paracellular barrier, which is defined as having no directional discrimination, but movement is largely dependent on solute size and load.
Answer:
Explanation:
Reproductive isolation must occur so that the gene pools are isolated. When the gene pools are isolated, changes that occur in one gene pool will not be carried over to the other gene pool. Thus, over time, accumulated gene pool changes can produce a new species.
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