Which lists the correct order of evolutionary history? crabs, jellyfish, reptiles
mammals, amphibians, crabs
vertebrate fish, crabs, mammals
jellyfish, reptiles, mammals

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance