One of the ways cephalopods (squids, octopuses, and the chambered nautilus) differ from other mollusks is that they A) have an open circulatory system. B) have a closed circulatory system. C) have an external shell. D) are slow and sluggish. Group of answer choices

How does a lytic infection differ from a lysogenic infection?

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.

If the dimensions of a cube-shaped cell with a length, height, and width of 1 micrometer were to double, what would be the cell's new ratio of surface area to volume? a.3 to 1 b.4 to 3 c.1 to 2 d1 to 6