Biology

A plant cell has 14 chromosomes prior to mitosis. What is the number of chromosomes in the daughter cells?

A. 14 B. 56 C. 28 D. 7 Correct Answer: Option A A. 14 Explanation Mitosis is a process of…

6 years ago

Genes that remain linked are those?

A. close to each other on the chromosomes B. on the same locus on the chromosomes C. on the homologous…

6 years ago

Which of the offspring are all homozygous?

The diagrams above are illustrations of the inheritance of coat colour in mice. J, K, L, M and N are…

6 years ago

The exchange of genes between homologous chromosomes is called?

A. crossing over B. back cross C. test cross D. mutation Correct Answer: Option A A. crossing over Explanation Crossing…

6 years ago

The greatest contribution to genetic studies was made by?

A. Gregor Mendel B. Thomas Morgan C. Charles Darwin D. Robert Hooke Correct Answer: Option A A. Gregor Mendel Explanation…

6 years ago

What should the hospital have done to prevent X from showing the symptom described above? Patient X should have

Two unconscious patients X and Y whose blood group genotypes are AO and AB respectively were transfused with the blood…

6 years ago

Patients X and Y were likely transferred with the blood of genotype?

Two unconscious patients X and Y whose blood group genotypes are AO and AB respectively were transfused with the blood…

6 years ago

Conservation of wildlife is necessary mainly because?

A. wild species cannot resist disease better than their domesticated species B. many predator wild animals help in the control…

6 years ago

Which of the following disease is caused by a bacterium?

A. ringworm B. poliomyelitis C. syphilis D. malaria Correct Answer: Option C C. syphilis Explanation Syphilis is caused by a…

6 years ago

When large numbers of organisms share limited space and resources, the immediate result is?

A. extinction B. emigration C. competition D. immigration Correct Answer: Option C Explanation Competition in a territory is as a…

6 years ago