Choose all the answers that apply.

genes

combine during gamete formation
occur in pairs
determine phenotype
can be dominant
can be recessive

occur in pairs

determine phenotype

can be dominant

can be recessive

Explanation:

Genes are hereditary factors that are transmitted from parent to offspring. Genes occupy definite positions on the chromosomes as gene loci and occur in pairs. The expression of genes determines an organism's traits. Genes can be dominant or recessive.

2 3 4 5 hope this helps have a  nice day  

Explanation:

"1. it should be, it has been for about 20 years, and it's really not much different in the end than breeding animals to have particular traits. there are always concerns about genetically engineered animals/plants affecting the environment in unexpected negative ways, but i can't think of an example where the fears didn't turn out to be baseless.  

first, as you point out, it would be a great advance in pharmacology, to be able to tailor drugs and their doses to me. the pros involve better medical treatment. the cons involve privacy issues like insurance companies denying coverage to people with genetic risk factors. looking at dna markers wouldn't affect the frequency of genetic diseases, but it would allow detection of them earlier. and ok, actually i suppose that if people used this information to avoid having children with genetic diseases, some might decrease in frequency."