16. Botulism is a serious form of food poisoning. It results when a
substance called botulinus toxin, produced by bacteria, prevents the
release of acetylcholine from motor nerve fibres. The effect is
A. contraction of all skeletal muscles, resulting in paralysis
B. the inability of ATP to be released
C. a decrease in pH due to buildup of lactic acid
D. the failure of muscles to be stimulated

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. agouti x albino a) 1/2 albino, 1/2 agouti b) all agouti c) 3/4 agouti, 1/4 albino

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla