Which parts of an mrna strand produce proteins?

a. the cap and tail
b. the introns
c. the exons
d. the splice points

answer; /// i believe the name is ( check first good luck.hope this

for 8 am not sure maybe yes?

for 9 if it is asking if the male is more or less it would be less

hope i even just a little : )

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.