Which of the following organisms all belong to the same kingdom? O A. paramecium, amoeba, algae O B. bacterium, amoeba, algae O C. bacterium, moss, geranium O D. yeast, mushroom, maple tree

Many antibiotics are produced by fungi. What is the evolutionary advantage of producing compounds to inhibit the growth of bacteria? Select one: cross out O a. There is no advantage; it is a byproduct of their extracellular digestion cross out O b. Bacteria are a main source of nutrition for fungi cross out O C. To reduce competition in the surrounding soil cross out O d. To attract other organisms to the soil Clear my choice

Some non-plant organisms like the protist that spreads malaria contain a non-photosynthetic chloroplast called an apicoplast. Crazy! What best explains how protists have evolved apicoplasts? Select one: a. phosphorylation acts as a molecule switch b. the central dogma of biology C. the endosymbiotic theory O d. sympatric speciation O e. chemiosmosis e Dec 8 at 5pm Jump to... → Next page

A doctor is performing a study under a very powerful microscope and records the following observations:  Type of diet None observed Measure of growth                             No change in size or mass            Amount of waste produced 0 micrograms Type of reproduction None observed Which of the following is the doctor most likely observing?     A. a fungus   B. a virus   C. a protist   D. a bacterium

Protocell was likely to be a. Chemoautotrophic b. Heterotrophic c. photoautotrophic d. Chemoautotrophic and heterotrophic e. heterotrophic, chemoautotrophic and phototrophic