____________ are corkscrew-shaped bacteria with wriggly movement caused by the activity of axial filaments.
A) Bacilli
B) Cocci
C) Spirilla
D) Spirochetes
Ans: D) Spirochetes
Biology & Microbiology
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Which group of animals are living representatives of the theropods, a lineage of bipedal predatory dinosaurs?
a. birds b. crocodiles and alligators c. snakes and lizards d. turtles e. mammals
Biology & Microbiology
A human egg is approximately 100 ?m in size. This would equal to ____ mm
a. 0.10 b. 10.0 c. 0.010 d. 0.0010 e. 1.0
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Which gland is both an exocrine and endocrine gland?
a. pancreas b. adrenal c. ovary d. thyroid e. pituitary
Biology & Microbiology