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17 Cards in this Set
- Front
- Back
What is coding for cell division? |
A cell splitting from it getting too big, before it splits the DNA it copies itself. |
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What is coding for proteins? |
A cell creating proteins to keep the body functioning, it knows what it needs. One side of the DNA zips off and travels to the amino acids to create the protein. |
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What chromosome stands for a female? |
X X |
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What chromosome stands for a male? |
X Y |
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What makes you develop into a male or female? |
Your last chromosome |
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What is a gene? |
a section of DNA that controls a trait |
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What is an allele? |
a variation of genes |
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What is a genotype? |
responsible for a particular trait (dd, Dd & DD) |
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What is a phenotype? |
description of a characteristic (black hair) |
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What is heterozygous? |
Two different alleles |
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What is homozygous? |
Two same alleles |
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What is the genotype of a recessive trait? |
rr |
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what is the genotype of a dominant trait? |
RR or Rr |
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What is a mutation? |
any mistake in the DNA, generally occurs during replication. |
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if two parents are dominant and have an offspring that is recessive, what is their genotype? |
Rr - because child has a recessive trait |
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What is a pedigree? |
a "family tree" |
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What is a punnet? |
a table that can predict a characteristic |