Which of these molecules is not a macromolecule made up of many smaller organic molecules?
A. Water
B. Complex Carbohydrate
C. Nucleic Acid
D. Protein

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?

Which type of neuron stimulates muscles to contract?

The climate on the leeward side of a mountain differs from that on the windward side mostly in