Biology is the study (2) of life (1)
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It was concluded that the dialysis tubing doesn't allow all kinds of substances to pass readily through the pores of its membrane. This means that it is selective in its permeability to substances. The dialysis tubing was permeable to glucose and iodine but not to starch.
Explanation:
Answer:
the answer is D ecosystem
Answer:
They have long productive lives, cows will produce 10 or more calves calving regularly. The cows show great efficiency and often wean calves that weigh 45-50% of their body mass