The answer to the first question is a.
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.
Jet streams are high speed winds that comes from the west and Global wind<span> belts are when the Earth gets the right amount of heat and the Earths spin.
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Answer:
because parents only give the child 1/2 of their chromosomes
Explanation: