Answer: D) the central and peripheral nervous systems
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Photsynthesis to make food
Because you will focus past ("overshoot") your specimen. (Like using a race car as a shopping cart: it's too fast, and you'll fly past the cereal and never even see it before you realize you need to stop.) Also: you risk crushing the slide and objective against each other (on older or cheaper scopes), and that would be a costly (and embarrassing) mistake.
While insulin suppresses gluconeogenesis, glucagon increases glycogen.
Answer:
C. development of vascular tissue for bulk flow
Explanation: