Dicot flowers consist of four rings of structures, including all of the following except
a. petals.
b. stamens.
c. carpels.
d. sepals
e. bracts.
E
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The vegetative body of a fungus is called a ______.
a. thallus b. mycelium c. hypha d. septum
Product recalls on frozen hamburger are not uncommon during any given year. The meatpacking industry can experience problems when processing centers accidentally introduce this fecal bacterium into ground meat
Which organism is commonly found to be the culprit? A) Clostridium B) E. coli C) Streptococcus D) Staphylococcus
What biome has a mean annual precipitation over 250 cm. with relatively little seasonal variation, and warm temperatures over 20°C?
A. tropical dry forest B. taiga C. temperate rain forest D. savanna E. tropical rain forest
Prokaryotic cell walls function
A) to promote flexibility and formation of pseudopodia. B) to prevent the cell from bursting in a hypotonic environment. C) to propel cells (locomotion). D) as a site of metabolic reactions (photosynthesis and cellular respiration).