Genetic Variation & Information Random Retrieval

This quiz contains all the questions in the Genetic Variation & Information section. The website will pick 20 questions at random.

1 / 20

What technique is required when culturing bacteria?

Septic Technique

Aseptic Technique

Antibiotic Technique

2 / 20

True or false - The Founder Effect is a type of genetic bottle neck?

TRUE

FALSE

3 / 20

Which is an example of a Genetic Bottleneck?

Bounty hunters killing Florida Panthers almost to extinction, for a reward in the early 1900's.

A domesticated dog escaping, and breeding with wild dogs.

Two separated populations interbreeding.

4 / 20

Which of the following is a mutagenic agent?

Ultra Violet Radiation

Infra Red Radiation

Visible Light

5 / 20

Some gene mutations will have no effect at all on the polypeptide, why not?

The genetic code is universal

The genetic code is degenerate

DNA is double stranded

6 / 20

What is the order of events from the diagram for Meiosis division 2?

3, 4, 1, 6

7, 4, 2, 6

6, 7, 5, 2, 8

7 / 20

Is Anaphase 2 more similar to Anaphase 1, or Anaphase in mitosis?

More similar to Anaphase 1.

More similar to anaphase in mitosis.

8 / 20

Which number represents prophase 1 of meiosis?

3

4

6

9 / 20

What is translation?

DNA into pre-mRNA

pre-mRNA into mRNA

mRNA into amino acid sequence

10 / 20

What stops the RNA polymerase?

A STOP codon

The gene ends, and non coding DNA is copied, but cut out later.

The enzyme runs out of ATP.

11 / 20

Which term describes the specific attraction of bases?

Complementary Base Pairing

Conservative Base Pairing

Friendly Base Pairing

12 / 20

Where does the enzyme used in transcription bind?

To a double stranded section of DNA.

To the start of a gene (called a promoter).

At the start of the chromosome.

13 / 20

Which enzyme is used in transcription?

RNA Polymerase

DNA Polymerase

Helicase

14 / 20

What is transcription?

Replicating DNA

Turning DNA into pre - mRNA

Turning pre-mRNA into mRNA

15 / 20

What do H and h represent?

Different genes

Different Alleles

Different loci

16 / 20

On this diagram, what does A represent?

Sister Chromatids

Homologous Chromosomes

Sex Chromosomes

17 / 20

What is an 'homologous chromosome'?

The same chromosome ( same number e.g. 21) but possibly with different alleles

An identical copy of a chromosome, with identical alleles.

When two alleles are the same, on a pair of chromosomes.

Any two chromosomes.

18 / 20

How many chromosomes do most human cells contain?

23

37

46

48

19 / 20

Which of the following is not coded for by a gene?

Polysaccharide

Ribosomal RNA

tRNA

Polypeptide

20 / 20

Eukaryotic DNA is stored, wrapped around which type of protein?

Centriole

Chromosome

Centrosome

Histone

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