CHILD DEVELOPMENT PEDAGOGY

GROWTH DEVELOPMENT CHILD

GROWTH AND DEVELOPMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The study of the inherited changes in gene expression that occur without a change in gene sequence and influence how an organism’s genes express themselves. Mechanisms are influenced by food and environment. They play an important role in the fetal basis of adult disease susceptibility.
A
genomics
B
epigenetics
C
bionomics
D
fetal genetics
Explanation: 

Detailed explanation-1: -Epigenetics is the study of how your behaviors and environment can cause changes that affect the way your genes work. Unlike genetic changes, epigenetic changes are reversible and do not change your DNA sequence, but they can change how your body reads a DNA sequence.

Detailed explanation-2: -Epigenetics is the study of how cells control gene activity without changing the DNA sequence. “Epi-"means on or above in Greek, and “epigenetic” describes factors beyond the genetic code. Epigenetic changes are modifications to DNA that regulate whether genes are turned on or off.

Detailed explanation-3: -Epigenetics is the study of heritable and stable changes in gene expression that occur through alterations in the chromosome rather than in the DNA sequence.

Detailed explanation-4: -Answer and Explanation: The whole genome study of gene expression is called transcriptomics. In the study of transcriptomics, the level of RNAs is being examined. This study is often focused on mRNA, but sometimes the field also revolves around sRNAs and tRNAs.

Detailed explanation-5: -The process of turning genes on and off is known as gene regulation. Gene regulation is an important part of normal development. Genes are turned on and off in different patterns during development to make a brain cell look and act different from a liver cell or a muscle cell, for example.

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