The central nervous system is made up of the
A. brain and spinal cord.
B. spinal cord and spinal nerves.
C. sympathetic and parasympathetic system.
D. brain and endocrine organs.
A.
Biology & Microbiology
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Which of the following statements is true
regarding HPV infection? a. There are around 6 million new cases in the US per year. b. Some strains cause genital warts. c. Some strains cause cervical cancer. d. A vaccine can prevent HPV infection. e. All of these are true
Biology & Microbiology
An herbivore occupies the third trophic level
____________________ Indicate whether the statement is true or false.
Biology & Microbiology
Energy is defined as
A. the capacity to do work. B. change. C. movement. D. heat.
Biology & Microbiology
In chloroplasts, chlorophyll is contained in flattened sacs called
a) thylakoids. b) cristae. c) cisternae. d) vacuoles.
Biology & Microbiology