It is believed that during tha late cretaceouse period sea levels rose drastically resulting in about a thirdbof earths present land masses being underwater. which of the following types of evidence supports this theory? a. minerals and oil founds in undergrouns deposit. b. corals and marine fossils found in the great plains. c. volcanoes and igneous rock found on the ocean floor. d.dinosaur and bird fossils found in swamp areas.

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a. earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c. earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

Agene pool: a) is the collection of all the alleles found in a single species b) is the collection of all the alleles found in a single population c) is the collection of all the chromosomes found in a single population d) is the collection of genes in a species that allow the individuals to swim

What element is able to combine with itself and hydrogen to form large molecules ?