Botulinum toxin (botox) is one of the most poisonous substances known. a few hundred grams is enough to kill every person on earth. botox causes paralysis in its victims. which neurotransmitter does botox most likely affect? .

In which terrestrial biome can you find trees that produce cones instead of flowers and needles instead of leaves? have trees that produce cones instead of flowers and needles instead of leaves. the latitudes in this biome have evenly distributed precipitation throughout the year. is it high or low

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis