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Biology

DNA and Chromosomes

QuestionAnswer
Bacteriophage A bacteriophage is a virus that infects and replicates within a bacterium.
Nucleotide The small units, or monomers, that make up DNA are called
Double Helix Structure formed by double-stranded molecules of nucleic acids such as DNA
Base Paring Rules A with T and C with G
Replication A group of enzymes that bond new nucleotides together
DNA Polymerase states that information flows in one direction
Somatic Cell body cells. make up most of your body tissue and organs
Gametes sex cells.
Homologous Chromosome two chromosomes...one from the mom and one form the dad
Autosome chromosomes that contain genes for characteristics not directly related to the sex of an organism
Sex Chromosome directly control the development of characteristics
Sexual Reproduction fusion of two gametes that result in offspring
Fertilization actual fusion of an egg and sperm
Diploid a cell has two copies of each chromosomes
Haploid has only one copy of each chromosome
Meiosis a form of nuclear division that divides a diploid cell into haploid cells
Gametogenesis the production of gametes
Sperm the male gamete
Egg the female gamete
Polar Body other cells produced by meiosis
Cell cycle is the regular pattern of growth, DNA duplication, and cell division in eukaryotic cells
Mitosis the division of the cell nucleus and its contents
Cytokinesis is the process that divides the cell cytoplasm
Chromosomes is one long continuous thread of DNA that consists of numerous genes along with regulatory information
Histones group of proteins
Chromatin loose combination of DNA and proteins
Chromatid on half of a duplicated chromosome
Centromere a region of the condensed chromosome that looks pinched
Created by: dicksonki3139
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