If you did question set 003, here are the answers

BIOLOGY 

ANSWERS TO BIOLOGY QUESTION SET 003

1.C             2.A             3.B            4.D 5.C              6.B             7.B           8.C 9.C           .  10.D          11.B         12.A 13.A            14.C          15.C      16.N/A 17.B            18.D         19.A          20.A     

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 Biology question set 003

Biology question set 002

animal tissue organ and organ system

ANIMAL TISSUE, ORGAN AND ORGAN SYSTEM

There is only one cell in the body of the animals of the phylum Protozoa. Animals of the Phylum Porifera are simplest multi-cellular animals. Their cells