Which of these must be FALSE, in order for evolution by natural selection to occur? * (10 Points)
A. Variation between individuals exists in a population.
B. Particular variations of traits are passed on from one generation to the next.
C. Resources are limited, leading to competition within the population.
D. The particular traits present in one generation have no effect on traits in the next generation.

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.

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?