The in an experiment is the factor that responds to what is being changed/tested. It is
the measured, or observed, data.

-dependent variable
-independent variable
-control group
-constant

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.

What are the formed elements (cell or parts of cell) in blood and what are their functions ?

Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?