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Basics in Genetics

Total questions: 20

Worksheet time: 20mins

Name
Class
Date
1.
David and his mother are both good dancers. Which characteristic did David MOST likely inherit from his mother? 
a)
Rhythm
b)
Sense of style
c)
Long legs
d)
Perfect shoes
2.
A trait is....
a)
a quality that makes one person different from another
b)
the information that determines what color your eyes are
c)
the passing of characteristics from parents to offspring
d)
something you carry a glass of water on
3.
Which is an acquired trait?
a)
Large nose
b)
Speaking Spanish
c)
Blonde hair
d)
Height
4.
The passing of characteristics from parents to offspring is called....
a)
babies
b)
offspring
c)
genetics
d)
heredity
5.
What is the name for the study of how characteristics of living things are controlled by genes?
a)
geneatricology
b)
pediatrics
c)
genetics
d)
biology
6.
Hereditary information is transmitted from parents to offspring through....
a)
genes
b)
cell division
c)
metamorphosis
d)
germination
7.
A trait that can not be passed on genetically is called.....
a)
eye color
b)
dancing
c)
inherited trait
d)
acquired trait
8.
the letters that represent the different forms of a gene
a)
Genetics
b)
Chomosome
c)
Alleles
d)
DNA
9.
the physical appearance of a trait (Ex. Dimples, no dimples)
a)
phenotype
b)
genotype
c)
homozygous
d)
heterozygous
10.
the trait that is hidden
a)
dominant
b)
heredity
c)
gene
d)
recessive
11.

The human genome is packed in how many chromosomes?

a)

2 very large chromosomes

b)

30 pairs

c)

23 pairs

d)

10 pairs

12.

Which of the following are PHENOTYPES?

a)

red hair

b)

Gg

c)

Seven Toes

d)

SS

e)

cc

13.

Which of the following are GENOTYPES?

a)

crooked pinky finger

b)

Dd

c)

QQ

d)

Orange teeth

e)

ff

14.

The allele (version of a trait) for pink hair is dominant. Which of the following would result in a person with pink hair?

a)

Pp

b)

PP

c)

pp

15.

Monsters with red skin have the dominant trait. Which of the following could be the genotype of this monster?

a)

rr

b)

red skin

c)

Rr

d)

RR

16.
Which of these is not a trait controlled by genetics?
a)
blue eyes
b)
freckles
c)
bleached blond hair
d)
dimples
17.

Where are chromosomes found in the cell?

a)

Mitochondria

b)

Ribosome

c)

Nucleus

d)

Cytoplasm

18.
the trait that overshadows and is expressed
a)
dominant
b)
heredity
c)
gene
d)
recessive
19.

In pea plants, plant height is a genetic trait. Tall (T) is dominant over dwarf (t). Which genotype would produce a dwarf plant?

a)

TT

b)

Tt

c)

tt

20.

Geneticist who studied pea plants to learn and put forward the laws of inheritance ?

a)

Charles Darwin

b)

James Watson

c)

Gregor Mendel

d)

Rosalind Franklin

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