Humans Have How Many Chromosomes

Q20: Genes code for<br>A)the direct production of a

Q21: The process whereby cells reproduce themselves is

Q22: Which of the following is NOT an

Q23: Most human traits are<br>A)monogenic.<br>B)polygenic.<br>C)dominant.<br>D)recessive.

Q24: A mutation is<br>A)a deformed organism.<br>B)a new gene

Q25: The genetic code is carried by<br>A)RNA.<br>B)DNA.<br>C)proteins.<br>D)amino acids.

Q26: About how many proteins does the human

Q27: An organism's combination of alleles for a

Q29: Gametes differ from all other cells in

Q30: Dominant alleles<br>A)are more common.<br>B)are always more beneficial<br>C)are