1. Absolute ages are based on evidence from

a. key beds.

b. stratigraphy

c. index fossils.

d. radiometric dating.

A silk cloth gains electrons when rubbed over a glass rod. A different glass rod gains electrons when rubbed with rabbit fur. What will happen if the two charged glass rods approach one another and why? A.

How does DNA get passed to offspring?

What do the salivary glands, the pancreas, and the stomach have in common?

Roteins work? b. form a hypothesis write a hypothesis about what you think would happen if cyclin were injected into a cell during mitosis. how could you test your hypothesis?

In the chromatin of eukaryotic cells, which regions of the chromosome would you expect to be more compact: the regions that contain genes being actively copied into RNA or those that contain inactive genes?

If you were testing how well different laundry soaps cleaned your clothes, the control group would be:

Explain how the burning of food calories and the burning of wood are similar and how they are different.

Does sugar molecules provide all elements needed to make four types of macromolecules?

In which process can glucose transport reach saturation?

Which term refers to contrasting forms of the same gene