Genes that are expressed all the time are dominant ones. They can also be seen all the time if it is a genotype(ie. eye color, hair color, etc.)
The correct answer is -
E. double coincidence of wants
<span>Competition, sometimes called environmental competition.</span>
Answer:
Sexual reproduction occurs from the fusion of male sperm cell with female egg cells. Due to this fusion, fertile zygote is formed which turns into a new organism.
Explanation:
The sperm cell of male and egg cell of female are haploid in nature i. e. half number of chromosome. When two haploid cells combine together, it forms diploid cell i. e. double number of chromosomes. The organism which is formed from sexual reproduction have diploid cell.
