BIO 101 PREP QUIZZES WITH COMPLETE SOLUTIONS

BIO 101 PREP QUIZZES WITH COMPLETE
SOLUTIONS.
Genetic

The scientific study of heredity

Heredity

Transmission of traits from one generation to the next through the genetic material

Variation

Differences between individuals of the same species

Gene

A unit of hereditary information consistent of a specific nucleotide sequence of DNA

Genetic Locus

Location of a gene on a chromosome

Karyotype

A display of the chromosome pairs of a cell arranged by size and shape.

Homologs

A pair of chromosomes of the same length, centromere position, and staining pattern that possess

genes for the same characters at corresponding loci.

Sex Chromosomes

Chromosomes that determine the sex of an individual

, Autosomes

Chromosomes that are not directly involved in determining the sex of an individual.

Haploid

1n, containing one set of chromosomes

Diploid

2n, containing two sets of chromosomes

Somatic Cells

Body cells (2n=46)

Gametes

Reproductive cells (eggs and sperm) (1n=23)

Fertilization

Union of gametes

Zygote

Fertilized egg

Interphase

Cell growth and DNA replication

Prophase