Question 1 of 10 Lipids and proteins are both types of what?
A. Elements
B. Carbohydrates
O C. Atoms
O D. Macromolecules

This is one of the five kingdoms in the older biological succession. organisms in this kingdom are prokaryotic

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry

Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.