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Nataliya [291]
3 years ago
6

2. What role does the environment play in the evolution of lactase persistence?

Biology
1 answer:
timofeeve [1]3 years ago
3 0

Answer: the need of evolution

Explanation: Charles Darwin saw the differences between the birds beaks in the Galapagos island. The beaks were different because of the different food that the environment provides.

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Write a Sentence explaining the connection between dominant and recessive
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Answer:

The most common interaction between alleles is a dominant/recessive relationship. An allele of a gene is said to be dominant when it effectively overrules the other (recessive) allele. Eye colour and blood groups are both examples of dominant/recessive gene relationships.

The main difference between dominant and recessive trait is that dominant genes always passes the dominant behavior genes while the recessive ones pass the recessive behavior genes. In fact, the dominant genes are said to be more likely to pass to future generations, while the recessive ones are less likely to do that.

Explanation:

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Ventilation is the movement of a volume of gas into and out of the lungs. Respiration is the exchange of oxygen and carbon dioxide across a membrane either in the lungs or at the cellular level.

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The collective term for these four materials is Fossil fuel , decomposing fungi, bacteria, and worms. 
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