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Science 8th DNA

Science How Traits Change Test 8th grade answer key

QuestionAnswer
A ___ is part of the DNA code on a chromosome? A) gene
What is NOT a part of a chromosome? B) a cell
Most mutations occur randomly. (True/False) True
Mutations cause changes in ___ B) proteins
A segement of DNA is a ___ B) gene
Misspelling a word is like ___ in a gene A mutation
Mutations are always harmful. (True/False) False
Most genes contain instructions for making ___ Proteins
Each pair of chromosomes contains ___ variants of a gene. Two
Created by: PbandJ's
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