A large tree in our backyard is home to two blue jays, a colony of farmer ants, a family of grey squirrels, lichens and millions of bacteria. What level of organization do the farmer ants represent?
What will be an ideal response?
Answer: Population
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Specific neurons that carry information away from the brain and spinal cord to an effector such as a muscle or a gland. _____ 7) Membrane proteins that allow specific charged molecules to pass through from one side of the membrane to the other. _____ 8) Part of the neuron where neurotransmitters are released. _____ 9) A single, long extension of a neuron's cell body that functions to transmit an incoming message or impulse. _____ 10) Association neurons that are located between the sensory and motor neurons, where they integrate or interpret the sensory signals. _____
A) Inhibitory synapse B) Synapse C) Sensory neuron D) Synaptic knobs E) Dendrite F) Axon G) Motor neuron H) Interneurons I) Ion channels J) Excitatory synapse
A biological species is defined as a population whose members can interbreed, although the offspring may be infertile.
a. true b. false
Which is NOT a typical site for the occurrence of meiosis?
A) Plant ovary B) Plant anther C) Plant root cells D) Human testis E) Human ovary
During translation, the codons on the mRNA are recognized by complementary base pairing to the anticodon on the
a. ribosome. b. transfer RNA. c. small cytoplasmic RNA. d. aminoacyl tRNA synthetase.