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memorize.ai (lvl 286)

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Section 1

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Nondisjunction

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Last updated

6 years ago

Date created

Mar 14, 2020

Cards (16)

Section 1

(16 cards)

Nondisjunction

Front

Error in meiosis in which homologous chromosomes fail to separate.

Back

gene mutation

Front

a mutation that occurs during DNA replication

Back

non homologous

Front

refers to non-matching chromosomes that carry different genes, in contrast to homologous chromosomes

Back

Chromosome Mutation: Inversion

Front

Inverts the codons

Back

duplication mutation

Front

A genetic mutation in which a region that contains a gene or an entire chromosome is duplicated, which results in multiple copies of that region or nucleotide.

Back

germ mutation

Front

a mutation that affects the gamete-producing cells

Back

Trisomy

Front

extra chromosome (down syndrome)

Back

point mutation

Front

gene mutation in which a single base pair in DNA has been changed

Back

recessive mutation

Front

loss of function

Back

Chromosome Mutation: Deletion

Front

due to breakage, a piece of a chromosome is lost

Back

frameshift mutation

Front

mutation that shifts the "reading" frame of the genetic message by inserting or deleting a nucleotide

Back

somatic mutation

Front

a mutation that occurs in a body cell

Back

Triploidy

Front

extra set of chromosomes 3n

Back

Chromosome muations

Front

mutations that happen during meiosis that changes the number or location of genes

Back

translocation mutation

Front

pieces of non homologous chromosomes are exchanged

Back

Monosomy

Front

Chromosomal abnormality consisting of the absence of one chromosome from the normal diploid number

Back