PLEASE ANSWER ASAP Which characteristic is unique to segmented worms and is absent from roundworms and flatworms?

A. Segmented worms may be hermaphrodites.

B. Segmented worms may have a nervous system.

C. Segmented worms may have two body openings.

D. Segmented worms may be covered in setae.

EDIT: Its to late.. but please still answer

Which of the following are not included as modern mammals that evolved during the eocene epoch? primates artiodactyls perissodactyls none of the above

How do bacteria protect their genetic material and cytoplasm during harsh conditions

4. multiple crosses were made between true-breeding lines of black and yellow labrador retrievers. all the f1 progeny were black. when these progeny were intercrossed, they produced an f2 consisting of 91 black, 39 yellow and 30 chocolate. a. propose an explanation for the inheritance of coat color in labradors. b. propose a biochemical pathway for coat color determination and indicate how the relevant genes control coat coloration.