Stutts - ANSC 4395 Animal Breeding &
Genetics - Test 2 Questions And
Answers With Verified Solutions 100%
Correct!!!
Gregor Mendel - ANSWER✔✔Father of Genetics
mid 19th century
performed breeding experiment with peas
Gene - ANSWER✔✔Basic unit of inheritance
Segments of DNA
Short segments of chromosomes
Chromosomes - ANSWER✔✔Long strands of DNA and associated proteins
present in the nucleus of every cell
Present in pairs
Homologs - ANSWER✔✔Pair of chromosomes having corresponding loci
Locus - ANSWER✔✔The specific location of a gene on a chromosome
Allele - ANSWER✔✔an alternative form of a gene
Dominance of alleles - ANSWER✔✔how one allele reacts to another allele
Multiple alleles - ANSWER✔✔more than two possible alleles at a locus
, A a a' a''
Genotype - ANSWER✔✔The combination of genes at a particular locus
Law of Segregation - ANSWER✔✔Mendel's 1st law
In the formation of a germ cell or gamete, the two genes at a locus in the parent
cell are separated, only one gene being incorporated into each germ cell.
-Meiosis
-Entire homologous chromosomes seperated
Germ Cells - ANSWER✔✔contain half the number of chromosomes and half the
number of genes as normal body cells
Law of Independent Assortment - ANSWER✔✔Mendel's 2nd law
Genes assort independently during meiosis if all possible gametes are formed in
equal proportions
Linkage - ANSWER✔✔The occurrence of two or more loci of interest on the same
chromosomes
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