Which of the following statements is false regarding antibodies?
a. they are proteins produced by lymphocytes
b. they are also known as immunoglobulins
c. there are three classes of antibodies
d. they bind antigens from bacteria and viruses

What adaptations can prey use to avoid predation

(drag each tile to the correct identify which questions can be answered by what can be answered by science or which cannot. -is it right or wrong to use genetic engineering to produce new food products? -what are the most common social settings that tend to produce accomplished artists? -if a new gene is added to the genome of a tomato species, will that species be more resistant to insects? -should humans use biotechnology to bring extinct organisms from the fossil record back to life? -do the types of organisms found in the fossil record appear in consistent sequences in different parts of the world? -are michelangelo's paintings more impressive than rembrandt's?

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.