Question

how would you explain the role of genes and chromosomes in creating human life. what genetic and evironmental factors play a part in development? describe the ways in which genes can influence the environment.

Answer 1

Ans) Role of genes and chromosomes in creating human life - genes pass information necessary to build many proteins and bodies from generation to generation.Long strand of DNA with lots of genes make up chromosomes.A newly fertilized egg cell has a collection of genes that contain all information needed to transform it from single cell into an embryo and than an adult.

Genetic and environmental factor that play a part in development - Genetic factor variable include parents genes.Environmental variable include parenting, culture, education, and social relationships, Nutrition.

The ways in which genes can influence environment - DNA may not affected by the environment, the ways genes work called gene expression was affected by environment. Environmental factor such as food, drugs, exposure to toxins can cause epigenetic changes by altering the way molecules bind to DNA or changing the structure of protein that DNA wraps around.