Genes and DNA

This is an allele whose trait will be hidden if the dominant allele is present.

• recessive

• hybrid

• dominant

Tags

NGSS.HS-LS3-1

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt

• Tt

• Bb

• TT

Tags

NGSS.HS-LS3-1

Eye color, hair color, having freckles, etc. are examples of:

• DNA

• Chromosomes

• Genes

• Traits

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which base is NOT in DNA?

• A

• T

• U

• C

• G

Which has the double helix shape?

• RNA

• DNA

• RNA and DNA

What unzips the strands of DNA?

• replicators

• enzymes

• phosphate chemicals

Sugar in DNA

• deoxyribose

• ribose

• deoxyribose and ribose

Discovered shape of DNA

• Chargaff and Watson

• Newton and Issac

• Watson and Crick

Who discovered how bases pair?

• Watson

• Chargaff

• Crick

• Williams

What always pairs with Cytosine?

• adenine

• thymine

• uracil

• guanine