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- 1. Multiple Choice
A strand of DNA that looks like a twisted ladder is called a _____________________triple twistcorkscrewdouble helixchain reaction - 2. Multiple ChoiceTraits that are passed from generation to generation are called ____________________Excited TraitsInherited TraitsInclined TraitsSpecial Traits
- 3. Multiple ChoiceAdenine bonds with ______________.GuanineThymineCytosineAdenine
- 4. Multiple ChoiceGuanine bonds with ______________.AdenineGuanineCytosineThymine
- 5. Multiple ChoiceWhy 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
- 6. Multiple Choice
What are the 4 bases found in DNA?
adenine, thymine, cytoplasm, and guanine
adenine, thymine cytosine, and guanine
adenine, thymine, cytosine, and gylcerol
adenine, thymine, cytosine, and glucose
- 7. Multiple ChoiceWhich organelle is DNA usually found in?cell membranevacuolechloroplastnucleus
- 8. Multiple ChoiceWhat does DNA stand for?Deoxyribonucleic acidDenitrogenous acidDeribonucleic acidDiribonucleic acid
- 9. Multiple Choice
What is a gene?
A bundle (like a hot dog bun) that the DNA is packed into
something inside the nucleus
a section of DNA that determines a trait
all of your DNA
- 10. Multiple Choice
Bundles of tightly packed DNA is called a
gene
trait
chromosome
nucleotide
- 11. Multiple Choice
an observable characteristic
trait
personality
cell
DNA
- 12. Multiple Choice
A version or variation of a gene
trait
gene
allele
DNA
- 13. Multiple Choice
Humans have _______ pairs of chromosomes, for a total of _______ chromosomes.
10, 20
25, 100
23, 46
46, 92
- 14. Multiple Choice
Dominant alleles are written with:
Upper case letters
Lower case letters
- 15. Multiple Choice
Recessive alleles are written with:
Upper case letters
Lower case letters
- 16. Multiple Choice
Dd would look
Dominant
Recessive
Both
None
- 17. Multiple Choice
dd would show which trait?
Dominant
Recessive
Both
None
- 18. Multiple Choice
DD would show which trait?
Dominant
Recessive
Both
None
- 19. Multiple Choice
TT and Tt are both
Dominant
Recessive
Both
None
- 20. Multiple Choice
Select the recessive alleles
TT
Tt
tt
None
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