Chemical signals such as __________ have roles in social communication. Fill in the blank(s) with the appropriate word(s)
pheromones
You might also like to view...
Mitochondria have an unusual characteristic for organelles that make them very useful in genetic studies. This characteristic is ________.
A. mitochondria contain their own DNA B. mitochondria are only found in females C. mitochondria produce a lot of ATP D. mitochondria have an unusual membrane
The cell types that lack a membrane-bound nucleus are found in the
A. eukaryotes. B. prokaryotes. C. archaea. D. protista. E. prokaryotes AND archaea.
Which of the following statements is true?
a. Enzymes bond to macromolecules during condensation and detach during hydrolysis. b. Enzymes may act on any macromolecule within the same class as its primary reactant. c. Each type of enzyme serves as a catalyst for only one specific macromolecule. d. Enzymes only act during dehydration synthesis, never during hydrolysis.
Which zone of an estuary will hold the greatest species diversity? a. Mid littoral zone b. They all hold the same amount of species
c. There are no species in the estuary zones. d. Upper littoral zone e. Lower littoral zone