Why do all cells have identical dna

A gene involved in neural development shows three times as many synonymous site substitutions than nonsynonymous ones. A likely explanation is that this gene: a. is under positive selection. b. is affected by heterozygote advantage. c.

What is green building

How do plants transport water and minerals from roots to the leaves?

A light year is equal to A 5,866,000,000,000 miles B 5,866 miles C 5,866 miles D 5,866,000 miles

Through the use of the Polymerase Chain Reactions (PCR), small amounts of DNA A. can pair with complementary sticky ends of cut segments. B. can be amplified in volume to result in many copies of the segment. C.

Air pressure can be high or low. does airflow from low to high pressure from high to low pressure

A mutation is found that prevents transcription of the HOX3A gene, which is known to be on chromosome 12. Genetic mapping of the mutation suggests that it is located on chromosome 11.

This was also called the War of Spanish Succession. a. King Williams War b. Queen Annes War c. Queen Victorias War d. King Johns War

Why do people believe some theories even if they are not supported by credible evidence?

in your own words, explain what a mitochondria is. the funnier, the better. also, answers in the comments are welcome as well.