Search over 10,000 free study notes

Similarities: Molecules move from high to low concentrations in both diffusion and osmosis, meaning down a concentration gradient. Neither process requires ATP (energy). Both process occur across a select...

It's easy to tell the difference between an animal cell and a plant cell when you look at it,because a plant cell has a rigid wall around it. This keeps the cell in the right shape. An animal cell looks a...

The cilia and sticky mucus work together to protect the lungs from infection, forming what is known as a mucociliary escalator. The mucus traps any bacteria or pathogens as they enter the lungs, and...

Cystic fibrosis is a genetic condition which causes an increase in thick mucus, which can become deposited in the lungs. The condition affects the body's ability to control the salt and water which moves ...

There are certain words that need to be defined before answering the question, just to make sure that it is fully understood.Allele = a different form of a gene Heterozygous = in each fruit fly, there are...