Fill in the blank for the following scenario: Alicia volunteered to become an organ and tissue donor when she got her state ID. If Alicia dies, she can help to improve others’ lives. Her heart tissue, skin, bones, and veins can all be transplanted into a patient in need. A group of similar ____________ make up tissue. 

Which structures are found in every living cell?

Select the correct diagram comparing and contrasting plant and animal cells. 

Select the correct definition of cell membrane. 

Use the following information to answer the question: All the organelles in a cell work together to help the cell and the whole organism function. Some diseases are caused by the failure of one type of organelle.

A mosaic is a picture made up of small colored pieces. Mosaic viruses cause plant leaves to look like mosaic art. A mixture of dark and light green patches appear on the leaves. The light green patches are not able to capture much energy from sunlight. Which organelle is affected by mosaic viruses?

Many organelles and structures work together in each kind of cell, such as this plant cell.  Identify structure A.

Many organelles and structures work together in each kind of cell, such as this plant cell.  Identify structure B.

Many organelles and structures work together in each kind of cell, such as this plant cell.  Identify structure C.

Many organelles and structures work together in each kind of cell, such as this plant cell.  Identify structure D.

Which cell structure is known as the "powerhouse" of the cell because it provides energy to the cell.