Science Chapter 6 (7 Hills)

12 terms by purplegelpen50

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Vocab for Chapter 6 in science book.

heredity

the passing of traits from parents to offspring

dominant trait

a trait in the first generation of parents with different traits; most common

recessive trait

a trait that reappears in the second generation of parents with different traits; less common

gene

a set of instructions for an inherited trait

allele

an alternative form of a gene that governs a characteristic

phenotype

an organism's appearance

probability

the mathematical chance that something will happen

homologous chromosomes

chromosomes that are exactly the same in genes and structure

diploid

a cell that has two haploid sets of chromosomes

haploid

a cell, nucleus, or organism with one set of unpaired chromosomes

meiosis

a process in cell division when the chromosome amount halves by two nuclear divisions which produces gametes

genotype

the genetic make-up of a living organism

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