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- 1. Multiple ChoiceWhich sentence is FALSE?All organisms have 23 pairs of DNA.Chromosomes are made of genes.DNA is made out of 4 chemicals: adenine, cytosine, thymine, guanineDNA is the recipe for life.
- 2. Multiple ChoiceThe traits of an organism are passed to its offspring on small coded strands of DNA material calledmeiosisrecessive traitsgenesheredity
- 3. Multiple Choicetraits that show up more oftendominantrecessive
- 4. Multiple ChoiceAn organism's physical appearance or visible traits...genotypeinheritgenephenotype
- 5. Multiple ChoiceTrue or False? The passing of traits from one parent to offspring is heredity.FalseTrue
- 6. Multiple ChoiceWhen one base replaces another, this is a common type of mutation called what?InsertionSubstitutionInversionDeletion
- 7. Multiple Choice
Why is DNA important?it is very small and very complicatedit's in everythingit serves as the blueprint for traits of all living thingsbecause we eat it every day for energy - 8. Multiple ChoiceWhen an extra base has been added to the sequence of bases, this is what type of mutation?SubstitutionDeletionInversionInsertion
- 9. Multiple ChoiceWhat is the name given to part of a DNA molecule that codes for a protein?GlucoseChromosomeGenePhosphate
- 10. Multiple ChoiceAre all mutations harmful?Yes, they are caused by toxic chemicals and radiationNo, all mutations are beneficialYes, mutations cause fatal diseasesNo, some can be useful in a changing environment
- 11. Multiple ChoiceWhat are the building blocks of proteins called?DNARNARibosomesAmino Acids
- 12. Multiple ChoiceWhat is a Gene?A segment of RNA that encodes for a proteinA chromosomeA segment of DNA that encodes for a proteinYour genome
- 13. Multiple ChoiceCells are able to control genes by turning genes on and off. This process is known as what?TranscriptionGene expressionGenetic functioningOperator system
- 14. Multiple Choice
How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though the look and perform completely different?
The two different cells become mutated
The proteins expressed in each cell are different
They actually have different DNA in the two types of cells.
The genome of the different cells changes
- 15. Multiple ChoiceGenes are made of a pair of ____DNAChromosomeAllelesPhenotype
- Answer choicesTagsAnswer choicesTags