A part of an mRNA has the base sequence GCA. Which change to this sequence would indicate a missense mutation?

A. GCU
B. GCC
C. GCG
D. GAA

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

How many chromosomes are in a gold fish?

Akrabby blind whale has married pearl who has normal vision. oneof their two sons is also colorblind. what arr the genotypes of the parents?