In trying to understand the evolutionary relationships between two species, which of the following would not be : (circle one) a. dna analysis showing nearly identical strands of dna sequences within each genome. b. both species live in a similar environments and feed on the same food. c. embryos of each species show distinct similarities. d. comparative analysis of dental impressions shows similarities in number and structure of each tooth.

Could someone me with number one you

Select the correct answer. tay-sachs disease is caused by a mutation in the hexa gene located on chromosome 15. tay-sachs follows an autosomal recessive pattern of inheritance. with the of the diagram, identify which of the offspring will be an unaffected carrier. a diagram showing the genes of parents who are carriers of tay-sachs disease a. a, b, and c b. b and c c. a and d d. a e. d

Plz fast biotechnology is a growing field of applied biology. many crops such as corn have been engineered to be resistant to herbicides. therefore farmers can spray these chemicals to kill weeds growing near the crop without worries of killing the crop itself how does this type of biotechnology work? a. by changing the genetic make up of the crops. b. by causing the crops to kill the weeds. c. by changing the type of crops used. d. by changing the location of the crops.