What is the number of chromosomes in a gemete compared to a zygote and why ?

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

The negative impacts of nonnative species generally outweigh the positive impacts

Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt