Concepts of Genetics: Kahoot questions Flashcards


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created 8 years ago by Kayla_Gregoire
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Concepts of Genetics
Chapters 8, 11-15, 17, 18
Subjects:
genetics, science, life sciences, genetics & genomics
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1

All Nucleotides include....?

A phosphate group

A five carbon sugar

One of five nitrogenous bases

2

How does a RNA strand differ from a DNA strand?

It contains ribose instead of deoxyribose

It is single stranded

It contains uracil in place of thymine

3

This enzyme is used to remove proteins from the cell extracts.

Protease

4

How many origins of replication are there in bacteria?

One

5

Where do kinetochores attach to chromosomes?

Centromeres

6

The zig-zag and solenoid models are associated with the____level of DNA organization.

30 nm fiber

7

A nucleosome is combination of_____and_______

DNA, histone proteins

8

Attaches adjacent Okazaki fragments, forming a continuous DNA strand.

DNA ligase

9

What is the site for the start of transcription?

Promoter

10

A functional protein would contain the information contained within what regions of DNA?

Exons

11

Alternative splicing allows an organism to______

Carry fewer genes

12

Which is a non-stop codon?

UUA

13

The primary structure of a protein is directly associated with______.

...

14

Alpha-helices and beta-sheets are examples of what level of protein structure?

Secondary structure

15

In eukaryotic systems, which of the following typically stops the process of translation?

A Carboxyl group

16

The C-terminal of a polypeptide always contains which of the following?

Stop codons

17

The wobble base is usually associated with which base of a codon?

Third

18

CpG islands are associated with which of the following?

DNA methylation

19

A heterordimer occurs when two identical transcription factors interact on a sequence of DNA.

False (homordimer)

20

Steroid hormones are an example of an effector which regulates regulatory transcription factor activity.

True

21

Silent mutations are possible due to the degenerate nature of the genetic code.

True