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Alex73 [517]
3 years ago
5

Embryonic stem cells are

Biology
1 answer:
Yuliya22 [10]3 years ago
6 0
Embryonic stem cells (ES cells or ESCs) are pluripotent stem cells derived from the inner cell mass of a blastocyst, an early-stage pre-implantation embryo. Human embryos reach the blastocyst stage 4–5 days post fertilization, at which time they consist of 50–150 cells. Hope I’ve helped ;)
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Organisms with advantageous adaptations are more likely to survive and reproduce than organisms without the advantageous adaptat
sleet_krkn [62]
D

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the answer is D as the organisms must have some variation in order to be different enough and less/more well adapted to their habitat in order for the less well adapted ones to die- and the more well adapted ones to live and pass on advantageous alleles/genes
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4 years ago
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a scientist is conducting an investigation that involves water,silver corbon dioxide,and oxygen gas. Which group of statement be
saveliy_v [14]

Answer:

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Explanation:

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Genotype frequencies 
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