will fan and medal for help What is true of many of the unique features described in this lesson?They_____

Question

anonymous · Answer

@linn99123 @8thgrader2014 @Candycane @Catlover5925 @chosenmatt

catlover5925 · Answer

what lesson?? and what book is it from??

anonymous · Answer

one sec let me put the answer choices

anonymous · Answer

Help organisms find mates in their surroundings
Are useful in any environment
Help organisms survive in a particular environment 
Are used to determine possible dangers in the environment

anonymous · Answer

a Help organisms find mates in their surroundings
b Are useful in any environment
c Help organisms survive in a particular environment 
d Are used to determine possible dangers in the environment

anonymous · Answer

b

anonymous · Answer

thanks

anonymous · Answer

no prob