996 past contests
Topic 33 · True or false: human urine is acidic because na/k exchange generates acidity
Topic 33 · True or false: the sodium transporter exchanges one h+ for each na+ in the peritubular capillaries
Topic 33 · True or false: human urine is acidic because h+ ions are actively secreted into the filtrate
Topic 18 · Rrna is the most abundant rna in cells
Topic 6 · Mercurialis is heterothallic (dioecious, separate male and female plants)
Topic 10 · Gametogenesis produces sperm and eggs from germ cells in testes and ovaries
Topic 19 · Fucoxanthin is the carotenoid pigment imparting brown color to algae
Topic 19 · Brown algae are found primarily in marine habitats
Topic 19 · Phycocyanin is the blue photosynthetic pigment in cyanobacteria
Topic 9 · Common names of bones: patella=kneecap, tibia=shin bone, clavicle=collarbone
Topic 2 · True or false: a plasmolyzed cell can be deplasmolyzed by placing it in a saturated solution
Topic 2 · True or false: a plasmolyzed cell can be deplasmolyzed by placing it in an isotonic solution
Topic 2 · True or false: a plasmolyzed cell can be deplasmolyzed by placing it in pure water or a hypotonic solution
Topic 23 · The edible part of jackfruit is the perianth
Topic 33 · The thick ascending limb of the loop of henle is impermeable to water
Topic 21 · The honeybee mouthpart used to mold wax and adhere pollen
Topic 37 · Application efficiency: the ratio of water stored in the root zone to water delivered by irrigation
Topic 24 · The edible part of mango is the mesocarp
Topic 24 · The edible part of groundnut is the cotyledon
Topic 3 · The four layers of the human digestive tract wall: submucosa