All of the following are milestones in the evolution of plants EXCEPT
A. flower production.
B. the development of vascular tissues to conduct water and solutes throughout the body of the plant.
C. nourishment of a multicellular embryo within the body of the female plant.
D. the switch to chlorophyll as the primary photosynthetic pigment.
E. seed production.
Answer: D
You might also like to view...
The term “hyperpolarization” refers to
a. movement of the resting membrane potential closer to threshold. b. movement of the resting membrane potential farther from the threshold c. an excitatory postsynaptic potential. d. the opening of sodium channels.
Present a detailed description of the actions of the regulatory proteins in inducible and repressible enzyme systems
What will be an ideal response?
The ________ in ________ inhibit the growth of many bacteria
A) lysozymes; gastric juice B) acidity; stomach mucus C) salts; bile D) toxins; chyme E) fats; saliva
A male from one species meets a female from its sister species. They mate but the progeny produced are sterile. This is an example of:
a. reproductive character displacement. b. a hybrid zone. c. prezygotic isolation. d. postzygotic isolation.