An animal cell has 2.0% salt concentration. It is placed into a solution with a. 05% salt concentration.

Is the solution hypertonic, hypertonic, or isotonic?

Which of the following is an effect of an increase in sea surface temperature? A. Decreased evaporation B. Increased precipitation C. Increased percolation D. Decreased transpiration

In plant roots, the Casparian strip _ Group of answer choices (A) aids in the uptake of nutrients; (B) provides energy for the active transport of minerals into the center of the root (C) ensures that all minerals are absorbed from the soil in equal

Explain how the hormone reaches the target gland.

Which key resources are impacted the most by rapidly growing population

Which of the following statements about iron is FALSE? Almost 2/3 of our body store of iron is found in the hemoglobin in our blood. Normally 10-15% of your daily intake of iron is absorbed. Vitamin C prevents the absorption of iron.

Suppose a bolt of lightning starts a fire in a forest. The fire sweeps through the forest and burns away accumulations of brush and deadwood. What is the most likely effect of the fire on the forest community?

What impact does 2-d diversity have on a company?

How can acid rain affect biodiversity in a pond?

Which of the following would be categorized as a cultural ecosystem service of forests?

Natural selection can lead to formation of a new species which is called?