A serious genetic disorder known as hemochromatosis is often called the rusty organ disease and affects nearly 1.5 million americans. the disorder causes increased absorption of intestinal iron. which organ is responsible for iron homeostasis?

A scientist wants to be able to artificially produce a protein that is produced in the livers of frogs. The scientist has located all of the mRNA produced by the liver and produce the cDNA.

Which of the following statements best describes a function of adaptive immunity? A. If serves as the first line of defense in a body. B. It regulates equilibrium between immune system processes C. It regulates inflammation in the body D.

What is a characteristic that is not present in all living things?

Which theory was revised to obtain the theory of plate tectonics? Continental Drift Theory Mid-Atlantic Ridge Theory Pangea Theory Seafloor Spreading Theory

How do intracellular communication and intercellular communication differ? A: Intercellular communication involves passing an electrical charge through plasmodesmata. B: Intracellular communication involves passing molecules through gap junctions.

What job do the lungs perform in eliminating wastes from the body?

In humans, without considering the variation provided by crossing over, how much will two siblings from one set of parents vary from each other?

Levels of organization small to large: cell, organelle, organism, atom, organ system, tissue, molecule, and organ

An element's atomic number is 97. How many protons would an atom of this element have?

In a fern, the prothallus is the gametophyte true or false