These types of leaves have one main vein called the midrib , and smaller branching vein stomate

crenate

lobed

parted

Viruses are different from bacteria in that they can remain dormant on non-living surfaces they can be found just about anywhere they can infect just about every form of life

Groups of organisms with low biotic potential, such as gray whales, that produce at most one offspring every other year a) are r-selected b) are k-selected c) are not subject to density-dependent limiting factors d) show the initial stages of the extinction process e) have escaped from the processes of natural selection and adaptation

What types of energy transfers and energy transportations are involved in the domino chain reaction?