Some sea cucumbers use this defense mechanism
a. Release of tentacles
b. Release of ink
c. Evisceration
d. Autotomization
c
You might also like to view...
The respiratory surface of an earthworm is
found in the
a. lungs. b. gills. c. skin. d. gastrovascular cavities. e. trachaea
In which of the following ways is cardiac muscle similar to skeletal muscle?
What will be an ideal response?
Fungi release digestive enzymes into their _____.
a) surroundings b) gastrovascular cavity c) stomach d) hyphae e) mycelia
Which of the following is true during a typical cAMP-type signal transduction event?
A) The second messenger is the last part of the system to be activated. B) The hormone activates the second messenger by directly binding to it. C) The second messenger amplifies the hormonal response by attracting more hormones to the cell being affected. D) Adenylyl cyclase is activated after the hormone binds to the cell and before phosphorylation of proteins occurs.