What triggers a state of dormancy in seeds?

a. ascorbic acid and deoxygenation
b. acetic acid and desalination
c. abscisic acid and dehydration
d. acetylsalicylic acid and digestion


c. abscisic acid and dehydration

Biology & Microbiology

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Archaea have been shown to inhabit which of the following environments?

A. environments with a pH of 1 or below B. environments with a temperature of 100C C. environments with a high salinity D. environments with a low oxygen concentration

Biology & Microbiology

Which component of cholesterol would classify it as a lipid?

A) carbohydrates B) phosphates C) glycerol D) hydrocarbons

Biology & Microbiology

Cassiopeia is a marine organism with a medusa body that has an unusual orientation: It floats upside-down. It also has a distinct coloration that is due to algae that live between the epidermis (outer) layer and gastrodermis (inner layer that lines the

digestive cavity) of the Cassiopeia. The algae provide food for the Cassiopeia, and the Cassiopeia's orientation provides sunlight to the algae for photosynthesis. Cassiopeia is a/an ________, and the Cassiopeia and the algae have a ________ relationship. A) mollusc; predatory B) arthropod; symbiotic C) cnidarian; symbiotic D) echinoderm; symbiotic

Biology & Microbiology

A researcher uses genetic recombination techniques to remove a toxin gene from a pathogen, producing a(n) (attenuated/inactivated/subunit/toxoid) vaccine

What will be an ideal response?

Biology & Microbiology