Penelope is adding fractions while taking a math test. what part of her brain is at work?

How do you date a sample of rock that you suspect as being one of the earliest on earth

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only