An atom has a proton mass of 35, a neutron mass of 35, and an electron mass of 3. what is the estimated mass of the atom ? everyone is saying 70 but what about the 3 isn’t it 73 then? me
a. 70
b. 35
c. 73
d. 38

Which of the following is true for a cell that has a flagellum? it cannot be a part of a multicellular organism. it cannot be a part of the oldest known fossil. it cannot have a cell membrane. it cannot have ribosomes.

(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?

What are the formed elements (cell or parts of cell) in blood and what are their functions ?