Which of the following is not a producer?

mushroom
tulip
grass
pine tree

Galaxy whose shape seems different follow no set pattern are classified as

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

The kind of fertilization found in the majority of aquatic animals is (internal or external) fertilization.