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

1. Most extremophiles are archaea.
2. A pathogen is a parasitic microbe.
3. Feeding antibiotics to livestock promotes human health.
4. Mitochondria originated from proteobacteria.


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

Biology & Microbiology

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____ selection occurs when individuals choose mates with a particular desirable trait

a. Stabilizing b. Sexual c. Artificial d. Asexual e. Disruptive

Biology & Microbiology

The female external genitalia are collectively known as the ____

a. ovary b. oviduct c. vagina d. vulva e. uterus

Biology & Microbiology

The percentage of African Americans, Hispanics, Caucasians, and Asians in a neighborhood is an emergent property

of a(n)____.

a. organism b. community c. population d. ecosystem

e. biosphere

Biology & Microbiology

The brain stores large amounts of information for hours, days, or years. This type of memory is called ________

Fill in the blank(s) with correct word

Biology & Microbiology