Chemoreceptors for blood pH are located in the brain stem and the lungs.

Answer the following statement true (T) or false (F)


False

Chemoreceptors for blood pH are located in the brain stem, the carotid arteries, and the aorta.

Biology & Microbiology

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The protective outer covering of a seed is called the ____

Fill in the blank with the appropriate word.

Biology & Microbiology

A biologist discovers a new species of organism adapted to living in a deep underground cavern that provides no source of free water. The organism is eyeless and covered by fur, and it has a four chambered heart with a closed circulatory system. What excretory system adaptations to this extreme environment might the biologist expect to find?

A. Very long malpighian tubules B. Very short malpighian tubules C. Metanephridia with a large number of nephridiopores D. Nephrons with long loops of Henle E. Nephrons with short loops of Henle

Biology & Microbiology

Which of the following is a junction between two

neurons? a. Schwann cell b. chemical synapse c. unsheathed node d. sodium gate e. all of these

Biology & Microbiology

The state of having more than two sets of chromosomes is called:

A) dominant. B) polyploidy. C) autosomal. D) nondisjunction. E) aneuploidy.

Biology & Microbiology