Multiple Choice
In simple inheritance,
A) phenotypic characteristics are determined by a single pair of alleles.
B) phenotypic characteristics are determined by multiple alleles.
C) phenotypic characteristics are determined by the action of a single gene.
D) phenotypic characteristics are controlled by regulator genes on a chromosome other than the one that has the structural genes.
E) phenotypic characteristics are determined by the genes on the Y chromosome.
Correct Answer:
Verified
Correct Answer:
Verified
Q8: The chorionic villi<br>A) form the umbilical cord.<br>B)
Q9: The umbilical cord contains one umbilical _
Q11: The endoderm forms<br>A) muscle.<br>B) neural tissue.<br>C) blood.<br>D)
Q12: During implantation,<br>A) the syncytial trophoblast erodes a
Q16: As a person ages,<br>A) hormone levels decrease.<br>B)
Q17: Paired chromosomes are called<br>A) homologous chromosomes.<br>B) heterozygous
Q18: Polygenic traits include<br>A) eye color and hair
Q86: Separation of the inner cell mass from
Q93: Human somatic cells contain _ chromosomes.
Q161: Figure 1.1<br> <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4854/.jpg" alt="Figure 1.1