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Intro to Genetics

Total questions: 47

Worksheet time: 35mins

Name
Class
Date
1.

Traits that are passed from generation to generation are called _______________.

a)

Family Tree

b)
Inherited Traits
c)
Inclined Traits
d)

Dynamics

2.

_______ carries information for inherited traits.

a)
DNA
b)

Antibodies

c)

Antigens

d)

Vacuoles

3.

A strand of DNA that looks like a twisted ladder is called a _________

a)

Helix Deluxe

b)

Corkscrew

c)

Double Helix

d)

Slinky

4.

A __________ is a change in the nucleotide base sequence of DNA.

a)

tidal Wave

b)

eraser

c)

new cell

d)
mutation
5.
Which of the following best describes a DNA molecule?
a)
double helix
b)

contains helium

c)

Can find traces of gold in it

d)

Is made from Mitochondria

6.
Why is DNA important?
a)
it is very small and very complicated
b)
it's in everything
c)
it serves as the blueprint for traits of all living things
d)
because we eat it every day for energy
7.
What are the 4 nitrogen bases?
a)

adenine, thymine, guanine and cytoplasm

b)

adenine, thymine, guanine and cytosine

c)
adenine, thymine, cytosine, and gylcerol
d)
adenine, thymine, cytosine, and glucose
8.

Which organelle is DNA found in?

a)
cell membrane
b)
vacuole
c)
chloroplast
d)
nucleus
9.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
10.

How many chromosomes do human cells have?

a)

46

b)

23

c)

2

d)

44

11.
What kind of information does DNA carry?
a)
genetic
b)
nuclear
c)

wireless

d)

blood levels

12.
The yellow part of this picture is DNA. What do you think the turquoise part around it is?
a)
chromosome
b)
gene
c)

cell membrane

d)

nitrogen bases

13.
A trait is :
a)
a removal
b)
a characteristic
c)
 a change
d)
a sequence
14.
To inherit means:
a)
To receive
b)
To change
c)
To create
d)
To give
15.
the passing of genetic traits from parent to offspring.
a)
heredity
b)
trait
c)
gene
d)
allele
16.
A single piece of coiled DNA found in the cells; contains genes that encode traits.
a)

protein

b)
chromosome
c)

chloroplast

d)

double helix

17.
A characteristic that an organism can pass on to its offspring through its genes
a)
protein
b)
trait
c)
DNA
d)
gene
18.
Complex molecule that carries genetic information that defines an organism's traits. It is stored in the nucleus.
a)
DNA
b)
protein
c)
RNA
d)

mitochondria

19.

part of DNA that codes for a specific trait

a)

gene

b)

chromosome

20.

The passing of traits from parents to offspring

a)

heredity

b)

inheritance

21.

Correctly identify.......

a)

chromosome

b)

DNA

c)

genes

d)

heredity

22.

How many pairs of chromosomes do you have?

a)

2

b)

46

c)

23

d)

8

23.

You cannot inherit eye color from your mom.

a)

true

b)

false

24.

You have 23 pairs of chromsomes. How many chromosomes do you have total?

a)

23

b)

46

c)

69

d)

12

25.

What is a gene

a)

A long length of DNA that codes for a chromosome

b)

A short length of DNA that codes for a chromosome

c)

A section of DNA that codes for a protein.

26.
A chromosome is best described as a
a)
gene that has more than one form.
b)
green cell found in many plants.
c)
strand of DNA containing genetic information.
d)
reproductive cell found in certain kinds of bacteria
27.

From smallest to largest how would genetic information be organized?

a)

genes, cell, nucleus, chromosome, DNA

b)

chromosome, cell, gene, DNA, nucleus

c)

Gene, DNA, chromosome, nucleus, cell

d)

nucleus, cell, gene, DNA, chromosome

28.

XX

a)

Female

b)

Male

29.

XY

a)

Female

b)

Male

30.

A photograph of chromosomes grouped in ordered pairs is called a.....

a)

Punnett Square

b)

Chromosome chart

c)

Periodic Table

d)

Karyotype

31.

Is this karyotype a male or a female?

a)

male

b)

female

32.

How many strands of DNA are there in a double helix?

a)

1

b)

2

c)

3

d)

4

33.

In this human karyotype, is the individual male or female?

a)

Male

b)

Female

34.

In this human karyotype, is the individual male or female?

a)

Male

b)

Female

35.
These molecules are made up of amino acids.
a)
proteins
b)
bases
c)
ribosomes
d)
nucleii
36.
This is a change in the DNA sequence of a gene.
a)

Sequential Order

b)
mutation
c)
bond
d)

Karyotype

37.

What base pairs with adenine?

a)

phosphate

b)

guanine

c)

cytosine

d)

thymine

38.

What base pairs with thymine?

a)

adenine

b)

guanine

c)

cytosine

d)

limousine

39.

What base pairs with guanine?

a)

cytosine

b)

guanine

c)

thymine

d)

sugar

40.

What base pairs with cytosine?

a)

guanine

b)

adenine

c)

thymine

d)

magazine

41.

Protein determines traits

a)

True

b)

False

42.

Genes code for _______.

a)

DNA

b)

Chromosomes

c)

Nucleus

d)

Proteins

43.

Errors during DNA replication or radiation, 

UV rays, air pollution and smoking can be.......

a)

Causes of global warming

b)

Causes of radio waves

c)

Causes of mutations

d)

Causes of confusion

44.

Mutations can be harmful, beneficial, or neutral

a)

True

b)

False

45.

A random permanent change in the DNA sequence

a)

Diabetes

b)

Back Pain

c)

Mutation

d)

Replication

46.

Both genes and/or environment can determine traits

a)

True

b)

False

47.

Make up DNA --> made of one Nitrogen Base, a phosphate, and a sugar

a)

Nucleus

b)

Nucleotide

c)

Chromosome

d)

Nitroloco

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