Which structure in the cell shown in Figure 7–2 above stores materials, such as water, salts, proteins, and carbohydrates? A. structure A
B. structure B
C. structure C
D. structure D

You have 2 plants of the same type and same size, same amount of leaves. one of them is put inside the house and the other one is put in the balcony. you water them saturday, one plant with 200 ml and the other with 400 ml of water. which one of your plants need less water? explain.

How are proteins and nucleic acids related? they both provide energy. they both carry genetic information. the structure of proteins is determined by nucleic acids. the subunits of nucleic acids are also the subunits of proteins.

Why do we perceive objects as retaining their brightness under different lighting levels?