Jamb Biology Questions - Heredity
Question 86:
One of the following is a process of transmission of hereditary characteristics by chromosomes
- A Genes relating to the same character occupy identical locations on the chromosomes
- B Separation of homologous chromosomes into four daughter cells
- C Separation of gametes during fertilization
- D Dictating the formation of a protein by a gene in a chromosome
Question 87:
The male sex cells also called gametes are produced in the testes by a process called
- A Gametogenesis
- B Implantation
- C Spermatogenesis
- D Spermatozoa
Question 88:
Which of the following describes an example of fertilization in higher organisms
- A Fusion of sperm and egg nuclei
- B Pollen grain landing on a sticky stigma
- C Ejaculation of the egg and pollen grain
- D Ejaculation of sperm into the female body
Question 89:
Both recesssive and dominant characters are found
- A On different chromosome in the cell
- B At the same logus of a homologous chromosome
- C At a different loci of a homologous chromosome
- D On the same chromatid in a chromosome
Question 90:
Which of the following is the best explanation for a child who is phenotypically short and born of two tall parents
- A Both parent possess genes for shortness
- B The father possess a gene for shortness
- C Nature makes the child short
- D None of the above