a scientific model is a model used to test theories. sometimes scientist use rats as a scientific model
Answer: cookie
Explanation:
Dear your answer is here Lactose (milk sugar) is a carbohydrate that is formed by combining galactose and glucose monomers. It is found in food sources such as milk, yogurt, and cheese
Answer:
B) A school of sunfish.
In biology, a population is a number of all the organisms of the same group or species who live in a particular geographical area and are capable of interbreeding
The answer would be: <span>A. Mitochondrial DNA is beneficial in both of these cases
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Mitochondrial DNA or mtDNA is DNA that found in the mitochondrial. Mitochondrial DNA only inherited from mother, so it's relatively unchanged than nuclear DNA that mixed from father and mother.
Mitochondrial DNA has higher mutation rate in animals because it doesn't have repair mechanism like nuclear DNA. These mutations can be used as a clue for how close the relation of an organism to others.
This makes analyzing the ancestral relationship of organisms that closely or distantly related easier.
Its number 1. my cousin had a book that said it. he was really into space
