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life science exam!

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Terms

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phenotype
An organism's physical appearance or visible appearance
Hybird
Have two different alleles for a trait
egg
female sex cell
Recessive allele
An allele that can be masked if a dominant allele is also present
codominance
A neither dominant or recessive allele. if there or two then both will show up
genetics
the scientific study of heredity
messenger RNA
copies the coded message from the DNA in the nucleas
genotype
an organism's genetic makeup or allele combination organism's genetic makeup or allele combination
Heredity
The passing of physical characteristics from parent to offspring
Dominant Allele
An allele that will always show up if present
genes
the factors that control a trait
traits
Each different form of a characteristic
Purebred
An organism with two of the same alleles for a trait
homozygous
An organism that has 2 identical allels for a trait
heterozygous
An organism that has two different alles for a trait
Allele
The different forms of a gene
transfer RNA
Carries amino acids to ribosomes
sperm
male sex cell

Deck Info

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