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Genetics & Heredity review

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

Zebras share similar patterns of stripes with their parents. Where are the instructions for the stripes kept?

a)

cytoplasm

b)

genes within chromosomes

c)

cell membrane

d)

endoplasmic reticulum

2.

all of the information that determines an individual's blood type are kept in the (a)  

3.

A recessive genetic phenotype means that it will occur _____ often than dominant.

a)

More

b)

Less

c)

Equal

d)

neither more or less

4.

14 people in one family have brown hair, and the other 6 in the family have blonde hair. Which is dominant?

a)

Brown

b)

Blonde

c)

5.

The passage of genes from parents to offspring is known as?

a)

Genes

b)

Phenotype

c)

Allel

d)

Inheritance

6.

pieces of DNA are called?

a)

b)

Jeans

c)

Genes

d)

7.

The diagram shown a corral going through the asexual reproduction called budding. Which of the following best describes the corral.

a)

The corral contains genetic material from its two parents

b)

The coral has mutations from the parents

c)

The corral offspring are genetically identical to the parent corral

d)

each corral only has half of the parents genetics

8.

Within a eukaryotic cell, the genetic material.......

a)

forms a protective covering around the cell

b)

allows for mutations of the cytoplasm

c)

determines the traits passed down from parent to baby

d)

Determines the shape of the ribosomes

9.

All organisms have DNA

a)

TRUE

b)

FALSE

10.

An offspring gets its DNA from________.

a)

Mom & Dad

(50:50)

b)

Mom & Dad

(60:40)

c)

Mom & Dad

(40:60)

d)

Only one parent

11.

In people, the Dominant allele (W) codes for a Widow's Peak. The recessive allele (w) codes for no Widow's Peak. What combination of alleles could produce a person without a Widow's Peak?

a)

WW

b)

Ww

c)

Wx

d)

ww

12.

In Larkeys, the allele (E) is dominant for red eyes and the allele (e) is recessive for grey eyes. What would be the possible genotype (s) for red eyes?

a)

EE

b)

Ee or ee

c)

EE or Ee

d)

ee

13.

What percent of pea plants present would be gold?

a)

25%

b)

50%

c)

75%

d)

100%

14.

if the gene for long tails(A) is the dominant trait, and short tails (a) is recessive. What percent of the puppies would have short tails?

a)

0%

b)

25%

c)

50%

d)

75%

15.

In Larkeys, the allele (E) is dominant for red eyes and the allele (e) is recessive for grey eyes. What would be the possible genotype (s) for grey eyes?

a)

EE

b)

Ee

c)

EE or Ee

d)

ee

16.

What is heredity?

a)

The passing of traditions from parents to their children

b)

A type of asexual reproduction

c)

The passing of traits from parents to offspring

d)

another term for budding

17.

If a brown-eyed mother and blue-eyed father have four children, three will probably have brown eyes. What can you conclude from this?

a)

Brown eyes are a successful trait

b)

Brown eyes are a submissive trait

c)

Brown eyes are a recessive trait

d)

Brown eyes are a dominant trait

18.

a dominant allele is

a)

a hidden gene

b)

traits always shows up in the organism when the allele is present

c)

the number that describes how likely an event is to occur

d)

selective breeding

19.

recessive allele

a)

hidden when dominant is present

b)

dominant allele

c)

always present

d)

GG

20.

Which of the following is an inherited trait of a plant?

a)

Number of leaves

b)

Broken stems

c)

Flower color

d)

Wilted flowers