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Bio Q3 CSA Review

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.

B=Brown fur

b=tan fur

What percent of the offspring would be tan when you cross BbxBb?

a)

75%

b)

25%

c)

50%

d)

100%

2.

#6

a)

Ribose Sugar

b)

Deoxyribose sugar

c)

Monosaccharide

d)

Phosphate

3.

One allele is stronger and will be expressed over another.

a)

Law of Dominance

b)

Law of Independent Assortment

c)

Law of Conservation of Matter

d)

Law of Segregation

4.

Which of the following conclusions can be drawn from this graph?

a)

The optimum pH of the enzyme is 6.6.

b)

The optimum pH of the enzyme is 5.8

c)

The enzyme’s activity increases as pH increases 5.0 to 9.0

d)

The enzyme’s activity is greater around pH of 8.0 .

5.

What stage of mitosis comes before this stage?

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Interphase

6.

Which of the following would require the use of recombinant DNA?

a)

crossing apple trees to create better apples

b)

engineering bacteria to produce human insulin

c)

breeding a donkey and a horse to make a mule

d)

creating a polyploid tree

7.

#7

a)

Nucleic Acid

b)

Sugar

c)

Nitrogen Base

d)

Nucleotide

8.

What proportion of the offspring in Figure 11-4 would be expected to have white, smooth hair?

a)

9/16

b)

3/16

c)

4/16

d)

1/16

9.

A farmer has bred his pineapple plants from the sweetest pineapples in his last harvest to get even sweeter pineapple plants next time. What is this an example of?

a)

Natural Selection

b)

Genetic Engineering

c)

Selective Breeding or artificial selection

d)

Extinction

10.

Crossing over ensures that every gamete is _______.

a)

destroyed

b)

unique

c)

copied

d)

doubled

11.

Determine the genotype of each parent for the offspring below.

a)

Ww x ww

b)

WW x ww

c)

ww x ww

d)

Ww x Ww

12.

Genetic engineering has produced goats whose milk contains proteins that can be used as medicines. This effect was produced by

a)

mixing genes into the milk

b)

injecting genes into the goats udders

c)

inserting foreign genes into fertilized goat eggs

d)

genetically modifying the nutritional needs of the goats offspring 

13.

Letter E...

a)

active site

b)

enzyme

c)

substrate

d)

products

14.

This is the practice of inserting the DNA of another species into an organism's DNA so that the organism gains a new trait.

a)

Cloning

b)

Gel Electrophoresis

c)

Genetic Engineering

d)

DNA Fingerprinting

15.

TRANSCRIBE this DNA sequence: TACGTTACT

a)

AUGCAAUGA

b)

ATGCAATGA

c)

AUGGATUGA

d)

TACGTTACT

16.

If scientists engineer the DNA of tomatoes to make them survive in cold temperatures, what do type of technology do those tomatoes become?

a)

Human Genome Project

b)

Genetically Modified Organisms

c)

Punnett Squares

d)

Gene Therapy

17.

Raccoons can exhibit three types of washing behaviors controlled by a gene that shows incomplete dominance. Some raccoons wash all of their food (WW) and some wash none of their food (NN). The heterozygotes wash some of their food. Two heterozygous raccoons mate. What percentage of their offspring are expected to wash some of their food? Complete a punnett square to help you answer the question.

a)

0%

b)

25%

c)

50%

d)

100%

18.

In organism #1 there is 13% thymine in a molecule of DNA, Determine the percent (%) _____ cytosine.

a)

13%

b)

26%

c)

37%

d)

74%

19.

TRANSLATE this RNA sequence: AUGCAAUGA

a)

Met-Glu-Stop

b)

Met-His-Stop

c)

Thr-Glu-Stop

d)

Thr-Pro-Stop

20.

Stem cells are

a)

cells that grow uncontrollably

b)

undifferentiated and can be any type of cell

c)

never go through cell division

d)

only found in embryos