Review the diagrams representing Darwin and Wallace's and Lamarck's beliefs in how the change in the length of giraffes' necks occurred.

Question

Which diagram best shows Lamarck's acquired traits?

a
A
b
B
c
A & B as both represent Lamarck's acquired traits
d
Impossible to determine

Answer 1

The diagram that best shows Lamarck's acquired traits is b) B. This diagram depicts the idea that a giraffe stretches its neck to reach higher leaves, resulting in the elongation of the neck over time, which is a key aspect of Lamarck's theory of acquired traits.