Light takes approximately one second to travel from the earth to the moon this means that the moon is approximately

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Will someone me with this.. specialized cells which perform a particular function form: tissues organs or organism