In order for a colony to be visible to the naked eye, about how many cells must be present?
a. 1,000,000
b. 100,000
c. 10,000
d. 1,000
Ans: a. 1,000,000
Biology & Microbiology
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Which of the following organs of the endocrine system secretes cortisol and aldosterone?
a. pituitary gland b. pancreas c. pineal gland d. adrenal glands e. thyroid gland
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Which of the following is an advantage that internal fertilization has over external fertilization?
a. protection of gametes from drying b. protection of gametes from relatives c. production of more offspring d. production of more eggs
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Replication
What will be an ideal response?
Biology & Microbiology
The hydrological cycle involves the biogeochemical cycling of water on the planet
Indicate whether the statement is true or false
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