If a gene is said to be highly conserved, what do we think we know about
it? Select all that apply.
-Its sequence is probably shared among a lot of organisms
-Its sequence will never change
-It probably appeared a long time ago in an ancient ancestor
-It is probably very important
-It probably appeared very recently

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.

What is true of sea slugs in these orders

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures