1: False. Chemical.
2: False. Endocrine.
science can impact our lives with energy we use lots of it and yes I would choose a career in science because you can learn a lot from science like about the vaccines that are out etc basically this part is your opinion
There would be less variability in the genes of the watermelon plants and is denoted as option A.
<h3>What is Variability?</h3>
This is defined as the difference between organisms which is caused by genetic or environmental factors.
Using the seeds from the largest, tastiest watermelons will reduce variability over time because these characteristics will become dominant.
Read more about Genetic variation here brainly.com/question/14926046
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The advanced machine was known as <span>VALKYRIE and the location is Alaska.</span>