Chapter13 Flashcards
Homologs separate
Meiosis 1
Sister chromatids separate
Meiosis 2
The transmission of traits from one generation to the next
Heredity
The scientific study of heredity and hereditary variation
Genetics
Reproductive cells (sperm and eggs)
Gametes
____ molecule coiled in association with various proteins
DNA
DNA molecule coiled in association with various _____
Proteins
A gene’s specific location along the length of a chromosome
Locus
Not sexual, 1 parent, mitosis, offspring are exact copies of parent
Asexual reproduction
2 parents, sperm and egg, meiosis, offspring are genetically different
Sexual reproduction
Generation to generation sequence of stages in the reproductive history of an organism from conception to production of its own offspring
Life cycle
A display of condensed chromosomes arranged in pairs
Karyotype
Female sex chromosomes
XX
Male sex chromosomes
XY
Other chromosomes are called
Autosomes