Unit 5 vocab Flashcards by Isabella Ayala

Q

Gamete

A

sex cells

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Q

haploid

A

One copy of each chromosome

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Q

diploid

A

2 copies of each chromosome

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Q

crossing over

A

Homologous chromosomes switch genes during 1st Prophase

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Q

Independent Assortment

A

Chromosome can line up in various ways during metaphase

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Q

Somatic Cell

A

body cells

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Q

Binary Fission

A

asexual reproduction

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Q

Zygote

A

federalized egg

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Q

Genes

A

dna

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Q

Alleles

A

one version of that trait

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Q

Dominant

A

Capital

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Q

Recessive

A

Lowercase

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Q

Genotype

A

gene combination for a trait

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Q

Phenotype

A

the physical feature resulting from the genotype

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Q

Heterozygous/Hybrid

A

two different alleles

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Q

Homozygous/Purebred

A

two of the same alleles

Q

Punnett Square

A

Predicts the expected outcomes of a genetic cross

Q

Incomplete Dominance

A

alleles blend

Q

Codominance

A

alleles show up together

Q

Sex-Linked

A

genes found on the X chromosome

Q

Autosome

A

Chromosomes #1-22

Q

Polygenic

A

when several genes influence a trait

Q

Pedigree

A

shows how a trait is passed down