Long Quiz Keneme

Question 1

Polymers of N-acetylglucosamine and N-acetylmuramic acid are found in which one of the following chemical structures?

Answer 1

Cell wall

Question 2

Which of the following is the process of artificially introducing a DNA material to a bacterial cell, other than utilizing a virus?

Answer 2

Transfection

Question 3

Which of the following molecules is used as a template for replication & transcription?

Answer 3

DNA

Question 4

Which of the following enzymes is responsible for unwinding the double helix of DNA?

Answer 4

Helicase

Question 5

The formation of a mating pair during the process of conjugation in Escherichia coli requires

Answer 5

Sex pilus

Question 6

Which of the following specific genetic material contains many insertion sequences?

Answer 6

Transposons

Question 7

Which of the following chemical bonds is the specific bonds found in repeating sugar and phosphate backbone?

Answer 7

Phosphodiester

Question 8

Which cell structure is an essential part of genetic transfer (conjugation)?

Answer 8

sex pilus

Question 9

What do you call the protein subunits that comprises microfilaments in the cytoskeleton?

Answer 9

actin

Question 10

What do you call those bacteria that grow between 20C to 45C?,

Answer 10

Mesophiles

Question 11

Bacterial protein synthesis happens in which of the following cell compartments?

Answer 11

Cytoplasm

Question 12

The site of ATP synthesis in eukaryotic cell is the _____ and in the prokaryotic cells is the ____.

Answer 12

mitochondria and cell membrane

Question 13

The process whereby naked DNA is absorbed into a bacterial cell is known as:

Answer 13

Transformation