What part of a cell prevents water from entering the cell?

A. Electron transport chains

B. Transport proteins

C. Ribosomes

D. Phospholipids

The area of a glacier where there is a net gain of ice is called the Zone of accumulation Zone of ablation Snowline

Suggest ways in which the department of agriculture can improve farming in rural areas

Identify an organism that is multicellular

In which kind of solution is concentration of solutes the same inside and outside of the cell?

The process of cellular differentiation is a direct result of what?

What type of weathering can be considered the "rusting" of rock?

Which organism in an ecosystem is likely to be found at the top of an energy pyramid?

The - - - of a star determines its temperature and luminosity. A. density. B. mass. C. location. D. width

Name six kinds of seedless plants

Some forests develop after farmland is abandoned. Grasses may be overtaken by pine trees which are eventually replaced by hardwood trees. During this process, the soil also changes. Which change during this process is a form of chemical weathering?