Scientists notice structural similarities between fossils of a land animal and an aquatic organism. they know the similarities are not a result of the two organisms having to adopt to similar environments. what can they attribute the structural similarities to?

Which process can increase the rate of greenhouse gas emissions into the atmosphere in response to a decrease in albedo

Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated