Honors Biology Heredity

name of enzyme that builds new DNA strand during replication

• RNA Polymerase

• DNA Polymerase

• Ligase

• Primase

Which of the following would be the correct anti-codon sequence to the mRNA sequence: AUU

• TTT

• TUU

• TAA

• UAA

If a DNA strand contains 40% Adenine, how much Thymine is expected to also be present?

Hershey & Chase demonstrated that

• pneumonia kills mice

• DNA carries the genetic code

• proteins carry the genetic code

• DNA can be transferred between bacteria

Complete the following monohybrid punnett by labeling the each box with the correct genotype.

a

b

c

d

Tt

tt

TT

Tt

Tags

112.34.c.6.F

Having a Widow's Peak is dominant (W) over not having one (w). If parent A (WW) and parent B (ww) have a child, what is the likelihood that--

• Ww

• The child will have a widow's peak

• 0%

• The genotype of these children

• 100%

• The child will not have a widow's peak

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Match the following vocabulary terms:

• F1 generation

• a tool that helps to predict the probability of offspring possessing certain sets of alleles from their parents

• Punnett square

• the first set of parents crossed in which their genotype is the basis for predicting the genotype of their offspring, which in turn, may be crossed

• P generation

• a diagram showing the lineage or genealogy of an individual and all the direct ancestors, usually to analyze or follow the inheritance of trait

• pedigree

• the first generation comprised of offspring(s) resulting from a cross between two individuals from parental generation

Tags

NGSS.MS-LS3-2

This is a Dihybrid Punnett Square. It has 16 boxes and crosses 2 traits instead of one. Use your knowledge of how to write genotypes and fill in the first row with the correct genotypes.

a

b

c

d

GGBB

GgBB

GGBb

GgBb

Tags

112.34.c.6.F

Changes in a DNA sequence is called a ​ (a)  

• mutation

• translation

• transcription

Tags

NGSS.HS-LS3-2

In DNA, Adenine always pairs with ​ (a)   and Guanine always pairs with ​ (b)   .

• Thymine

• Cytosine

• Uracil

• Guanine

• Adenine

Answer explanation

In DNA, adenine always pairs with thymine (A-T), and guanine always pairs with cytosine (G-C).