3. Extensions to Mendelian Inheritance

In humans, if a male child named Calix has an X chromosome that matches one of his parents, which parent did he inherit his X chromosome from?

In the context of sex chromosomes, how many total chromosomes are present in a normal human somatic cell?

How many chromosomes are present in a typical human somatic cell?

Which sex chromosome is longer and is present in two copies in normal females but only one copy in normal males?

How many chromosomes are typically found in a normal human somatic cell?

In humans, eggs and sperm each contain 23 chromosomes. Which of the following best describes the composition of sex chromosomes in these gametes?

Which term describes a cell that has at least one extra set of chromosomes?

In humans, how many chromosomes are present in each somatic (body) cell?

How many chromosomes are present in each human somatic (body) cell?

Which of the following is true about an individual with a karyotype showing one X and one Y chromosome?

Which type of chromosome lacks a p arm?

The SRY gene is best described as ________.

Is it possible for a single offspring to inherit both sex chromosomes (X and Y) from only one parent in humans?

In humans, if a non-disjunction event led to an individual with a genotype of XXY, they would:

How many chromosomes does a human gamete possess?