Which of the following describes an advantage of plants grown as a result of sexual reproduction? plants need no pollinators to reproduce plants share weaknesses with all sister plants plants demonstrate new combinations of genetic traits plants demonstrate exact reproduction of known traits

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Darrel conducted an experiment with the following procedure: fill two cups with ice water. place an uninflated balloon snuggly onto your left index finger. blow a little air into an identical balloon, and place it onto your right index finger. place both fingers into the cups of ice water. darrel noticed that his right finger felt warmer in the ice water than did his left finger. which of the following does the experiment show? a. air is a good radiator of heat. b. air is a good insulator of heat. c. air is a good conductor of heat. d. air is a good convector of heat.