True or false: The axon of a neuron can only communicate with other neuronal cells.
Answer the following statement true (T) or false (F)
False
Motor neurons communicate directly with muscle.
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You discover a narrow subterranean river in the outback of Australia and estimate that it is at least 50 million years old, traveling through caves undisturbed by humans. You gather a crew of scientists to perform species sampling of the river as well as metagenomics techniques to calculate microbial diversity. The results indicate that although short in length, the river is extremely diverse. You even get to name a new species of shrimp after yourself! During one of your many interviews, you are asked to explain the high diversity of the subterranean river. What hypothesis would you cite?
A. The time hypothesis. B. The area hypothesis. C. The productivity hypothesis. D. The intermediate disturbance hypothesis.
After meiosis, resulting daughter cells are
likely to contain
a. the same number of chromosomes as the parent cell. b. half the number of chromosomes than the parent cell carries. c. twice the number of chromosomes than the parent cell carries. d. three times the number of chromosomes than the parent cell carries. e. four times the number of chromosomes than the parent cell carries
Cell-mediated immunity most directly involves cells attaching infected and/or cancerous cells.
A) B B) T C) Macrophage D) MHS
Lactic acid is formed by combining
A. pyruvic acid and hydrogen. B. CO2 and hydrogen. C. ethyl alcohol and hydrogen. D. pyruvic acid and oxygen.