Biology - Study Mode

[#566] The harmful poisonous substances produced by bacteria are called
Correct Answer

(A) Toxins

Explanation

Solution: Toxins are poisonous substances produced within living cells or organisms and can include various classes of small molecules or proteins that cause disease on contact.

[#567] A typical chromosome has two parts a centrifuge and ________
Correct Answer

(C) Centrosomes

Explanation

Solution: A typical chromosome has two parts a centrifuge and Centrosome.

[#568] How does a Unicellular Organism reproduce?
Correct Answer

(A) Cell division

Explanation

Solution: In unicellular eukaryotes, reproduction can occur by mitosis and cytokinesis—the other form of cell division.

[#569] Healing of wounds is dependent upon the ________ division of underlying cells.
Correct Answer

(B) Mitotic

Explanation

Solution: Healing of wounds is dependent upon the mitotic division of underlying cells.

[#570] It is formed by a repeating nucleosome units, which are closely attached to each other to a continuous fibre.
Correct Answer

(A) Chromatin

Explanation

Solution: Chromatin is formed by a repeating nucleosome units, which are closely attached to each other to a continuous fibre.