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docker41 [41]
3 years ago
14

Mammals were not contemporaries of the dinosaurs

Biology
2 answers:
yuradex [85]3 years ago
6 0

the answer is <u><em>false</em></u> on e2020 i just took the test.

ser-zykov [4K]3 years ago
5 0
This is going to be false. There were mammals that had some characteristics of dinosaurs, such as sharp teeth.
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The extra oxygen is used to restore muscle fibers to their pre-exercise state by doing all of the following except facilitating calcium release from the sarcoplasmic reticulum in the muscle fiber. Thus, the correct option is B.

<h3>What is Respiration?</h3>

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2 years ago
A children's liquid medicine contains 100 mg of the active ingredient in 5 mL . If a child should receive 150 mg of the active i
wariber [46]

Answer:

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Explanation:

The medicine contains 100 mg in 5 ml, that means that the concentration of the active ingredient is 100 mg/5 ml= 20 mg/ml

If we divide a concentration (in mg/ml) into a mass (in mg) we obtaine a volume (in mL). Thus, in order to calculate the mililiters of medicine which contain 150 mg of the active, we have to only divide mass (150 mg) into the concentration of active ingredient as follows:

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4 0
2 years ago
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Answer:

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Risk factors: Older age of mother, prior affected child

Explanation:

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2 years ago
A group of the same kind of cells is called __________.
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A group of same kind of cell  is called  tissue

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2 years ago
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