Which of the following technologies allowed marine biologists to descend below the surface and observe marine organisms in their environment?

A) Sound Navigation Ranging SONAR
B) The Chronometer
C) Self-Contained Underwater Breathing Apparatus
D) Floating Instrument Platform FLIP


C) Self-Contained Underwater Breathing Apparatus

Biology & Microbiology

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Animals are distinguished from other groups of eukaryotic organisms in that they (select all that apply):

A. are multicellular heterotrophs lacking cell walls. B. have embryos that include a gastrula stage. C. produce collagen. D. are multicellular heterotrophs lacking cell walls and have embryos that include a gastrula stage. E. move.

Biology & Microbiology

The type of tissue lining ducts and breathing passageways of the lungs is __________

a. epithelial b. muscle c. nervous d. connective

Biology & Microbiology

The lymphatic system consists of the blood vessels, lymphatic vessels and the lymphatic organs.

a. true b. false

Biology & Microbiology

Please choose the correct way to type the scientific name of an organism to demonstrate your understanding of how to correctly write a scientific name.

A) Escherichia coli B) Escherichia coli C) escherichia coli D) Escherichia Coli E) Escherichia coli

Biology & Microbiology