Question
What describes an allele?
A an alternative form of a chromosome made of DNA
B an alternative form of a chromosome made of protein
C an alternative form of a gene made of DNA
D an alternative form of a gene made of protein
▶️Answer/Explanation
Ans C
Question
What are alleles made of?
A) amino acids
B) DNA
C) genes
D) protein
▶️Answer/Explanation
Ans: B
Question
What do genes code for?
A fats
B proteins
C starch
D sugars
▶️Answer/Explanation
Ans:B
Question
Which statement about the human sex chromosomes is correct?
A Females have an X chromosome and a Y chromosome.
B Females have two Y chromosomes.
C Males and females have at least one X chromosome.
D Males and females have at least one Y chromosome.
▶️Answer/Explanation
C Males and females have at least one X chromosome.