Frederick griffith's work with two strains of the same bacteria, one harmful
and the other harmless, showed that:
o
a. cells contain a transforming factor.
b. two alleles interact to produce a trait.
o
c. dna carries a code for making proteins.
o
d. a dna molecule is a double helix.

i believe the answer is a or 1

bc blah

explanation:

bc blah

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.