Both a fast-moving stream and a dog respond to the environment and grow and develope, but this characteristic of life is why a dog is considered alive and a stream isn't.
a
the ability to move
b
the ability to change over time
c
they ability to grow and develop
d
being made of cells

Aperson travels 35 km in 0.4hrs, followed by 53 km in 0.6 hr. what is the average speed

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

Ras is a g-protein that is activated when a growth factor attaches to egfr. its activation results in the replacement of a gdp molecule with a gtp molecule, thus allowing a signal transduction pathway to be activated. considering the signal pathway illustrated on this page, what is one potential outcome of a mutation in the ras gene that leads to ras protein hyperactivity. be specific.