Question 30 (2 points) The theories on the origin of the universe

will become laws if they do not change

may change because of new investigations

cannot change because of new discoveries

will weaken scientific knowledge if they change

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

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