Question

Which of the following is an example of a species changing over time.

Choose all answers that are correct.

A.A gardener notices a new kind of squash growing after he only planted seeds from his previous squash plants.
B.A rabbit’s ears are bigger than a mouse’s ears.
C.Some weeds have become resistant to a chemical designed to kill them.
D.The purple-spotted butterflies in your collection have more spots than the purple-spotted butterflies your grandfather collected when he was a child.
E.A giraffe's neck is longer than a deer's neck

Answer 1

The examples of species changing over time are statements A, C, and D.

All these changes, such as new types of squash was developed in the garden. weeds evolution to resist chemicals, and the changes in butterflies wing pattern over the years is because of Mutation. Obviously, rabbit's ears are always bigger than mice and Giraffe's neck is always longer than the deer's. In genetics, mutation is the process of permanent alternation of the nucleotide sequence in DNAs.