Carriers of the sickle cell gene __________.
A) often do not display symptoms until after they have passed the gene on to their children
B) can be treated during infancy if placed on a diet that is low in phenylalanine
C) are more resistant to malaria than are individuals with two alleles for normal red blood cells
D) develop sickle-shaped red blood cells that cause degeneration of the nervous systems
Correct Answer:
Verified
Q18: Protein-coding genes _.
A) directly affect our body's
Q19: Which statement about human chromosomes is true?
A)
Q20: The _ is the control center of
Q21: In dominant-recessive inheritance,the one allele that affects
Q22: Phil has blond hair.This means that Phil
Q24: One well-known recessive disorder is _,which affects
Q25: Autosomes are chromosomes that are _.
A) sex
Q26: In females,the twenty-third pair of chromosomes is
Q27: Fraternal twinning occurs _.
A) less often with
Q28: In many Western countries,_.
A) rates of miscarriage
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