How would a houseplant respond to sunlight that comes from one direction? A. by curling its stem around its leaves B. by closing its leaves at night C. by growing roots downward through the soil D. by bending its stem toward the sun

A substance that gives up an electron to a free radical is a

Explain how the intensity of disturbances can affect equilibrium and species diversity.

Which one of the following does not accurately describe microtubules? A) composed of long chains of the protein tubulin B) largest diameter of the three components of the cytoskeleton C) associated with organelle movement and cell motility D)

Every 24 hours, the Earth completes two rotations on its axis. True or False

suppose you were diagnosed with a stress fracture of your radius bone. what part of your body have you broken?

What's is natural selection

What is the size of the giraffe population?

Which of the following correctly lists the cells in order from simplest structure to most complex structure? A. Eukaryotes, prokaryotes, viruses B. prokaryotes, viruses, eukaryotes C. viruses, prokaryotes, eukaryotes D.

Why is the law of gravity an example of a universal law?

Manganese nodules are an example of: a. hydrogenous sediments. b. cosmogenous sediments. c. biogenous sediments. d. volcagenic sediments. e. terrigenous sediments.