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Secretion is the removal of important biological substances (eg hormones and enzymes) from one organ to the other.
Excretion is the elimination of waste products of metabolism from the body.
Kavungya answered the question on October 1, 2019 at 07:55
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a)Heart cells
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(Solved)
Name the blood vessel that conveys blood to the
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: October 1, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)
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State two disadvantages that organisms with small surface area to volume ratio
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Date posted: September 30, 2019. Answers (1)
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Give the formula used to calculate surface area to volume ratio of an organism.
Date posted: September 30, 2019. Answers (1)
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Date posted: September 30, 2019. Answers (1)