CHILD DEVELOPMENT PEDAGOGY

GROWTH DEVELOPMENT CHILD

GROWTH AND DEVELOPMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Sexual reproduction means that the offspring have
A
25% of their genes from mother and 75% from their father
B
all of their genes from only one parent
C
half of their genes from mother and half from father
D
75% of their genes from mother and 25% from their father
Explanation: 

Detailed explanation-1: -These cells are called gametes, but you might know them as sperm and egg. Each gamete contains half the number of chromosomes, or genetic material, of the organism. So, each sperm contains 50% of the father’s genes and each egg contains 50% of the mother’s genes.

Detailed explanation-2: -In sexually reproducing organisms, each parent contributes half of the genes acquired (at random) by the offspring. Individuals have two of each chromosome and hence two alleles of each gene, one acquired from each parent. These versions may be identical or may differ from each other.

Detailed explanation-3: -Sexual reproduction involves two parents and produces offspring that are genetically unique. During sexual reproduction, two haploid gametes join in the process of fertilization to produce a diploid zygote.

Detailed explanation-4: -Fission. In fission (or binary fission), a parent separates into two or more individuals of about equal size. This type of reproduction is common among single-celled organisms including bacteria, archaea, and unicellular eukaryotes, such as protists and some fungi.

Detailed explanation-5: -Sexual reproduction is the creation of a new organism by combining the genetic material of two organisms. As both parents contribute half of the new organism’s genetic material, the offspring will have traits of both parents, but will not be exactly like either parent.

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