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.

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

What is the correct trna sequence that would match the following mrna sequence.gcgaua