Which layer of Earth is the warmest?

A) crust

B) inner core

C) outer core

D) upper mantle

Explain how a type B blood transfusion could be fatal for a person with type A blood. Be specific.

How many chromosomes are found in cells created in mitosis?

Select all of the characteristics that define matter. Matter has mass. Matter has volume (takes up space). Atoms and compounds are made out of matter. All matter has the same density.

Lipoproteins are spherical compounds in which fat clusters in the center and phospholipids and protein form the outside of the sphere. match the lipoprotein on the left with its source on the right.

Which process do heterotrophic organisms use to release energy? A) Fermentation B) Natural selection C) Photosynthesis

What is the name of the process in which glucose is converted to pyruvic acid?

Self-fertilization is avoided in sponges because a. there is no way for sperm to enter the sponge. b. the sperm do not possess the enzyme needed to penetrate the egg. c. sperm and eggs are not produced at the same time. d.

In the measurement of blood pressure, what are the units expressed as?

A scientist is studying the respiration reactions carried out by a certain bacterium. Which of these would indicate that the respiration reactions occurring are anaerobic? A. Ethanol is produced. B. Ethanol is produced. C. Glucose is consumed D.

A dysfunctional cell lacks a signal peptidase and is unable to cleave the ER signal sequence from proteins translated in the ER. What will be the effect on the cell's proteins?