Select all that are true about genes and proteins Proteins are responsible for the variation of birth rates we see in a species

a) A codon has the instructions for a protein
b) If a protein's shape changes, the function changes as well
c) There are 46 amino acids
d) Proteins are responsible for the variation of traits we see in a species
e) Some genes have no function at all
f) A codon has the instructions for an amino acid

Which statements describe resources? one of the factors people use when deciding where they will live is the availability of resources. renewable resources have little value for people. resources are unevenly distributed throughout the world. energy is the world resource which has the highest use. the use of nonrenewable resources has decreased in recent history. the use of resources is evenly distributed throughout the world. the world's oil supply will last for the next forty years if its use continues as expected.

I’m stuck on this question cuz i’m stupid sksksksk

Which type of respiration takes place when there is no oxygen present? a. anaerobic b. mitochondrial c. cellular d. aerobica. anaerobic