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

1. Freshwater fishes are hypoosmotic.
2. Habituation is a type of learning.
3. Migration only occurs in vertebrates.
4. The main advantage of a territory is that it provides exclusive access to some resource.
5. Only invertebrates show true eusociality.


1. FALSE
2. TRUE
3. FALSE
4. TRUE
5. FALSE

Biology & Microbiology

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Indicate whether the statement is true or false.

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A grouping that includes an ancestor and some, but not all, of the descendants of that ancestor is described as:

A. paraphyletic. B. polyphyletic. C. monophyletic. D. convergent. E. analogous.

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Which of the following is NOT TRUE of photolysis?

a. It is a function of the cyclic pathway. b. It involves photosystem II. c. It occurs in the light-dependent reactions. d. It is the source of oxygen in photosynthesis. e. It directly replaces electrons lost by p680.

Biology & Microbiology

A person with fair skin produces less __________ than a person with dark skin

a. sebum b. keratin c. melanin d. melatonin e. mucous

Biology & Microbiology