How does caffeine work? a. increases the amount of neurotransmitter at a synapseb. interferes with or decreases the action of a neurotransmitterc. replace or mimic a neurotransmitterd. replace or mimic a neuromodulatore. promote the action of a neurotransmitter?

My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

What is the approximate time of death of the body temperature is 29.4 degrees celsius