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10 Cards in this Set
- Front
- Back
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Hybrid
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Offspring of crosses between parents wiu different traits
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Genes
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Sequence if DNA that codes fora protein and determines a trait
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Explain mendel's crossin true-breeding plants
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He took 2 homozygous plants(one tall one short) and crossed them. All the offspring were tall but when he bred the offspring he got som short but mostly tall.
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Composition of a DNA molecule
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Deoxyribose, phosphate group, nitrgenous basE
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# of amino acids
# of codons explain relationship |
20 amino acids
64 possible codons some codons code for the same trait |
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Adaptive radiation
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Process by which a single species or small group of species evolve into several differet forms that live in several different ways
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Define evolutionary fitness
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A species changes over time because the organisms most suited to their environment survive and pass on their traits
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Genetic equilbruum
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Allele frequencies stay the same.
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Germinatation
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Germentation-early stage of plant embryo. When a seed germinates, they absorb water which causes food storing tissues t swell cracking the seed coat open. Through it the young root emerges and begins to grow.
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Function of the seed coat.
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Protects the embryo
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