What are the differences between male and female chickens? Size of feathers
Size of comb and wattles
Size of toes
Size of spurs
Size of beaks
Color of birds
Tempanic Membranes

Which system revise and send electrical signals throughout the body

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

What molecules will be best used to compare different species with the exact same sequence of amino acids? why would two species have the same protein even if the molecules in question is different? (hint: transcription to translation to protein).