LABORATORY REVIEW
MITOSIS AND MEIOSIS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
A sperm contains
|
|
Both an X and a Y chromosome
|
|
|
Two X chromosomes
|
|
|
An X OR a Y chromosome
|
|
|
only a Y chromosome
|
Explanation:
Detailed explanation-1: -A spermatozoon is a male germ cell capable of fertilizing an oocyte and carries genetic information for determining the sex of the offspring. It comprises autosomes and an X (X spermatozoa) or a Y chromosome (Y spermatozoa).
Detailed explanation-2: -Humans and most mammals have two sex chromosomes, the X and Y. Females have two X chromosomes in their cells, while males have X and Y chromosomes in their cells. Egg cells all contain an X chromosome, while sperm cells contain an X or a Y chromosome.
Detailed explanation-3: -Each person normally has one pair of sex chromosomes in each cell. The Y chromosome is present in males, who have one X and one Y chromosome, while females have two X chromosomes.
There is 1 question to complete.