Parent rock that contains large amounts of quartz, such as granite, will weather to form?
a. organic material.
b. iron-rich soil.
c. sandy soil.
d. clay-filled soil.

The two tubes contain bromothymol blue. after 24 hours, what will the color of the water be in tube b? a. green (it won't change) b. yellow c. blue d. colorless (clear)

First described the system of fingerprint ridges and spirals, which eventually were used for fingerprinting. a.) fare and fidelis’s pathology b.) dr. calvin goddard c.) hans gross d.) marcelo malpighi e.) leeuvenhoek’s microscope

How do disease caused by bacteria and disease caused by viruses react to antibiotics