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ransom chapter 5

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What materials make up a DNA molecule? sugar, phosphate, base
T/F When making a protein, copies of DNA are taken to the cytoplasm from the nucleus. true
T/F When making proteins, a copy of DNA is fed through the mitochondria. false - it's fed throught the ribosome.
Most genetic disorders are due to a dominant or recessive gene? recessive
Incomplete dominance is when each allele has a degree of influence
How many bases combine to make an amino acid? three
In a DNA ladder, the sides of the ladder are composed of alternating sugars and phosphates
In a DNA ladder, the rungs of the ladder are composed of nucleotide bases
T/F Several genes can affect one trait. true
T/F The environment can affect a person's traits. true
Nucleotides combine to make genes
The amount of adenine equals the amount of thymine
The amount of cytosine equals the amount of guanine
What are three types of mutations? deletion, insertion, substitution
What is a mutagen? anything that can cause a mutation
A gene consists of a string of bases
We have certain _________ that repair mutations that occur in DNA molecules enzymes
If a mutation occurs in the DNA of _____cells, it can be passed from one generation to the next sex
Created by: kara713
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