[BSC1005] Extra Credit 4 - Answers

How do you call the process of mating two individuals that differ, with the goal of achieving a certain characteristic in their offspring?

hybridization

What is epigenetic?

describing non-genetic regulatory factors, such as changes in modifications to histone proteins and DNA that control accessibility to genes in chromosomes

Phenotype is a cell-cycle phase distinct from the G1 phase of interphase; a cell in G0 is not preparing to divide. Is this true or false?

False

Question 1 options: the union of two haploid cells typically from two individual organisms

Fertilization

Cytokinesis is the division of the cytoplasm following mitosis to form two daughter cells. Is this true or false?

True

Splicing is the process of removing introns and reconnecting exons in a pre-mRNA. Is this true or false?

True

The first filial generation in a cross; the offspring of the parental generation is called F1. Is this True or false?

True

What is the law of independent assortment?

genes do not influence each other with regard to sorting of alleles into gametes; every possible combination of alleles is equally likely to occur

What is law of segregation?

paired unit factors (i.e., genes) segregate equally into gametes such that offspring have an equal likelihood of inheriting any combination of factors

What is gene expression?

processes that control whether a gene is expressed

How do you call to all the cells of a multicellular organism except the gamete-forming cells?

somatic cell

What translocation means?

the process by which one segment of a chromosome dissociates and reattaches to a different, nonhomologous chromosome