Asked by kn

During the 1800s, Gregor Mendel conducted experiments with pea plants. His work showed that organisms inherit traits from their parents and that some traits are dominant over others. Mendel's work was ignored for a long time because scientists could not explain how traits were carried from one generation to the next. What discovery provided scientists with a way to explain Mendel's work?

A.
atoms

B.
cells

C.
ribonucleic acids

D.
Punnett squares

All Answers 1

Answered by GPT-5 mini AI
B. cells

Explanation: The discovery that organisms are made of cells — and later that chromosomes (in cell nuclei) contain DNA — provided the physical basis for Mendel’s particulate inheritance. Genes on chromosomes explain how traits are carried from one generation to the next.