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#38 Genetics Shorty

Total questions: 14

Worksheet time: 42mins

Name
Class
Date
1.

What is DNA? Choose all that apply.

a)

The molecule that carries hereditary information that codes for proteins

b)

It's what genes are made out of.

c)

It stands for Double Negation Assets

d)

It's a molecule that always stays in the nucleus

2.

A subunit is what something is made from. Which one of the following is the subunit of a DNA molecule?

a)

phospate

b)

sugar

c)

nucleotide

d)

hydrogen bond

3.

How many nitrogen bases are in all DNA?

a)

2

b)

4

c)

6

d)

8

4.

The nitrogen bases each have long names, so they are referred to just by their first letter. Which letters represent the nitrogen bases in DNA?

a)

A U C G

b)

T A C G

c)

T H D Y

d)

D A C U

5.

Which bases ALWAYS pair together in DNA?

a)

A -T and C - G

b)

A - G and C - T

6.

What does protein synthesis mean?

a)

the process of digesting proteins

b)

the process of making proteins

7.

Here is one side of a DNA strand. What are the DNA bases that match up with it in the right order?

A - A - G- A - T

a)

A - A - G- A - T

b)

T - T - C- T - A

c)

C - C - A - C - G

d)

G - G - T- G - C

8.

How many different kinds of RNA are there?

a)

2

b)

3

c)

4

d)

5

9.

RNA is similar to DNA but has some important differences. Choose all of the following that show the differences from DNA.

a)

RNA is single-stranded, but DNA is double stranded

b)

RNA has 5 bases but DNA has 4 bases

c)

RNA bases are A -U and C -G, but DNA bases are A -T and C- G

d)

RNA is named for its sugar called ribose, but DNA is named for its sugar, called deoxyribose

10.

Transcription ...(choose all that apply)

a)

is when an mRNA strand is created to carry the DNA message out of the nucleus

b)

is the making of an mRNA complement (matching) sequence of bases to a sequence of DNA

c)

happens ONLY in the nucleus, because that's where the DNA is

d)

happens before translation

11.

The 3 kinds of RNA are

a)

mRna, sRNA, uRNA

b)

tRNA, aRNA, cRNA

c)

mRNA, rRNA, tRNA

12.

tRNA..

a)

transfers amino acids from the cytoplasm to the amino acid chain that is developing in the ribosome

b)

triages broken protein chains

13.

DNA is a code, another name for a recipe, for making

a)

carbohydrates and proteins

b)

fats only

c)

fats and proteins

d)

proteins only

14.

The Universal Genetic Code chart is read from the mRNA codon.

a)

False

b)

True