1. which of the following organelles converts light energy into food
a. lysosome
b. chloroplast
c. nucleus
d. ribosome
2. oxygen moving from the blood stream into a cell down a concentration gradient is a form of
a. osmosis
b. endocytosis
c. active transport
d. passive transport
3. in order for an organism to develop specialized tissues, the organism must be which of the following
a. a plant
b. an animal
c. unicellular
d. multicellular

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.