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EOC Review Day 4

Total questions: 25

Worksheet time: 16mins

Name
Class
Date
1.

Who determines the sex/gender of the embryo/fetus?

a)

mother

b)

father

2.

Tell me more about this karyotype (check all that apply)

a)

this is a girl

b)

this is a boy

c)

this person has Down's Syndrome

d)

this person has a normal karyotype

3.
B=brown eyes
b= blue eyes
What is true about two brothers that have brown eyes?
One has genotype BB the other Bb.
a)
they have same phenotype and genotype
b)
they have different genotypes and phenotypes
c)
they have same phenotype but different genotypes
d)
they have same genotype but different phenotypes
4.
W=white hair
w= non-white hair
If you cross a horse with WW and a horse with ww what fraction of the offspring would be expected to have white hair?
a)
none
b)
3/4
c)
1/2
d)
all
5.
Pea plants can have green or yellow seeds. In a pea plant that is heterozygous for seed color, the allele for yellow seeds masks the effects of the allele of green seeds. Which of the following terms best describes the allele for yellow seeds?
a)
codominant
b)
recessive
c)
dominant
d)
sex-linked
6.
In mussels, the allele for brown coloring (B) is dominant, and the allele for blue coloring(b) is recessive. For which parental genotypes are 100% of the offspring expected to be blue?
a)
BbxBb
b)
bbxbb
c)
BBxbb
d)
BBxBB
7.
Which of the characteristics is a lion least likely to pass on to its offspring?
a)
fur color
b)
length of tail
c)
scars on leg
d)
body size
8.
A dog gives birth to 5 puppies. What percentage of the chromosomes does each puppy share with the mother?
a)
25%
b)
50%
c)
75%
d)
100%
9.
Which best explains why children resemble their parents?
a)
they eat same foods
b)
they have similar DNA
c)
they speak the same language
d)
they have the same interests
10.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

11.

Where does TRANSCRIPTION occur?

a)

Nucleus

b)

Ribosome

c)

Cytoplasm

d)

Mitochondria

12.

A polypeptide is a sequence of ____________________ held together by a ______________ bond.

a)

amino acids; peptide

b)

fatty acids; ionic

c)

proteins; hydrogen

d)

fatty acids; covalent

13.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

14.
A sugar, a phosphate group, and a nitrogen base form the building blocks of which organic compound?
a)
carbohydrates
b)
nucleic acids
c)
lipids
d)
proteins
15.
In RNA, Uracil pairs with ______. 
a)
cytosine
b)
adenine
c)
guanine
d)
thymine
16.
What amino acid is represented by the codon UUA?
a)
Phenylalanine
b)
Tyrosine
c)
Leucine
d)
Stop codon
17.
What is the correct amino acid sequence for the mRNA code AUGCCAGUAUGA
a)
Met-Pro-Ala-Val
b)
Met-Pro-Val
c)
Tyr-Gly-His
d)
Tyr-Gly-Arg-His
18.

When going from DNA to mRNA, this process is called?

a)

Transcription

b)

Translation

c)

Replication

19.

When going from mRNA to Amino Acids, this process is called?

a)

Transcription

b)

Translation

c)

Replication

20.

The following nucleotides can be found in DNA select all that apply.

a)

Adenine

b)

Cytosine

c)

Guanine

d)

Uracil

e)

Thymine

21.

Which of the following are properties of RNA?

a)

Ribose Sugar

b)

Deoxyribose Sugar

c)

Single Stranded

d)

Double Stranded

22.

Which of the following are properties of DNA?

a)

Ribose Sugar

b)

Deoxyribose Sugar

c)

Single Stranded

d)

Double Stranded

23.

DNA is the universal genetic code for which of the following ?

a)

Mammals

b)

Reptiles

c)

Amphibians

d)

Viruses

e)

Bacteria

24.

UUACUACG could be the code for?

a)

DNA

b)

mRNA

c)

Protein

25.

Phe Ser Cys could be the code for?

a)

DNA

b)

mRNA

c)

Protein

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