The _____ can be used to measure whether a substance is an acid or a base.

a. pH paper
b. Litmus paper
c. Endothermic Reaction
d. The water agar
e. Blood agar


b. Litmus paper

Biology & Microbiology

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True or False: Plants require a great deal of water because water is consumed in the process of photosynthesis

A. true B. false

Biology & Microbiology

Cellular respiration occurs in the ____

a. lysosomes b. chloroplasts c. mitochondria d. peroxisomes e. Golgi complex

Biology & Microbiology

What does the phrase "eat low on the food chain" mean? Why is this sound advice ecologically?

What will be an ideal response?

Biology & Microbiology

Which of the following pairs of terms best describes the concept of membrane potential?

a) diffusion / facilitated diffusion b) concentration gradient / electrical gradient c) passive processes / active processes d) low concentration / high concentration e) selective permeability / osmosis

Biology & Microbiology