The number of Chromosome pairs in the human body is:
Humans have a total of 23 pairs of chromosomes, making up 46 individual chromosomes. These chromosomes carry the genetic material that determines an individual's traits. Out of the 23 pairs, 22 pairs are autosomes, and the remaining pair, the 23rd, is the sex chromosomes, which determine the biological sex of an individual (XX for females and XY for males).
The term 'complementary' in the context of DNA refers to which of the following properties?
The hormone used as a oral contraceptive is .
Which of these hormones stimulates uterine contractions and dilation of the cervix?
Which of the following sets of chromosomes lead to the birth of a girl child?
Asexual reproduction as in the case of amoeba in which an animal reproduces by dividing into two individuals is called:
Which of the following continues to grow and develop organs to become a foetus?
Which of the following is an example of an ovarian hormone?
Match the columns.
Group-I | Group-II |
I. Mechanical barrier | A. Copper-T |
II. Chemical method | B. Vasectomy |
III. Device | C. Condom |
IV. Surgical method | D. Pill |
Which of the following methods is a surgical method that is used to prevent sperm transfer from males?
