Summarize the methods by which dna was found to be located in chromosomes.

Tlymphocytes mature in the? a. thyroid gland. b. bone marrow. c. spleen. d. thymus.

92 sathe best for the question 11. most animals and plants reproduce sexually. this means that dna is passed down to new organisms from two parental organisms. which of the following is a key advantage of sexual reproduction?

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas