4. The pigment that helps protect the deeper layers of the epidermis is a. melanoma
b. melanin
c. sebum
d. stratum

2. what process do mrna and trna work together to complete? (3 points)

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino