23 BIO SOL Units 4+5

Front

What molecule is required for active transport to occur?

Back

ATP

Front

What are the attractions between water molecules called?

Back

Hydrogen bonds

Front

In a hypotonic solution, which direction does water move?

Back

Water moves into the cell.

Front

What do phospholipids and transport proteins control?

Back

What enters and exits through the cell membrane.

Front

Which group of organic molecules serves as long-term energy storage?

Back

Lipids.

Front

Define active transport.

Back

The movement of materials against the concentration gradient, requiring energy.

Front

What is a hypotonic solution?

Back

A solution with a lower concentration of solutes compared to the inside of the cell.

Front

What is the role of ATP in cellular processes?

Back

ATP provides energy for various cellular functions, including active transport.

Front

What is the structure of a phospholipid?

Back

A phospholipid consists of a hydrophilic (water-attracting) head and two hydrophobic (water-repelling) tails.

Front

What is the function of transport proteins?

Back

Transport proteins help move substances across the cell membrane.