Aland snail is an animal that can produce both eggs and sperm at the same time this animal
a) reproduces asexually
b) reproduces by parthenogenesis
c) is a hermaphrodite
d) alternates between asexual and sexual reproduction

What was the impact of the concordat of worms?

Which of the following statements is a scientific claim? a. the early solar system had large amounts of water; so, the oldest objects in the solar system should also be abundant in water. b. earth is shaped like a sphere even if not all of the scientific observations related to its shape support this idea. c. the mass of the universe is much greater than current models predict; it is not possible to explain this inconsistency. d. planet earth is abundant in water, but there is no way to scientifically determine from where earth's water originated.

The footprint of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils a. body b. amber c. trace d. index