Examlex
Red-green color blindness is caused by a sex-linked recessive allele. A color-blind man marries a woman with normal vision whose father was color-blind. What is the probability that they will have a color-blind daughter?
What is the probability that their first son will be color-blind?
(Note the different wording in the two questions.)
Haploid Egg
An egg cell that contains a single set of chromosomes, typical in many sexually reproducing organisms for the purpose of fertilization.
Diploid Sperm
Sperm cells that contain two sets of chromosomes, which is abnormal and can lead to fertility issues.
Direct Fitness
The reproductive success of an individual based on the number of offspring it directly produces and supports to adulthood.
Alarm-Calling
A behavior in which animals emit specific vocalizations to warn conspecifics of potential danger or predators.
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