What structure do lobsters use for gas exchange?

A) gills
B) lungs
C) skin
D) tracheae


A

Biology & Microbiology

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If you observe an animal ingesting large amounts of food at short intervals and material entering and leaving from the same place, also frequently, you could say it is probably an

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Bone cells communicate with one another by:

a. Haversian canals. b. cellular extensions running through canaliculi. c. lymphatic vessels. d. diffusion through the matrix. e. lamellae.

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Which of the following describes a process that involves viral integration into the host genome?

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