Question

August Weismann's 1889 research supported the idea that hereditary materials (chromosomes and genes) are characterized by what during generational transfer?

Options

• Their complete transformation.

• Their tendency to remain unchanged.

• Their number is reduced by half.

• Their synthesis into proteins.

Answer 1

Their tendency to remain unchanged.

Explanation:

Weismann's contribution, as noted in the text, was the statement that these hereditary materials "remain unchanged when passed from one generation to the next."