Which of the following best describes a cladogram?
a. a node represents the first point that two groups shared a common ancestor.
b. the goal of a cladogram is to show relationships and evolutionary descent between species.
c. the more closely related lineages are the farther the distance between them on a cladogram.
d. the goal of a cladogram is to show overall similarities and differences of species.

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Does the sun release radiant energy?

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