Which of the following statements is true of the pine life cycle?
A) The pine tree is a gametophyte.
B) Male and female gametophytes are in close proximity during gamete synthesis.
C) Conifer pollen grains contain male gametophytes.
D) Double fertilization is a relatively common phenomenon.
C
You might also like to view...
The central nervous system first forms during
A. fertilization. B. cleavage. C. neurulation. D. gastrulation. E. organogenesis.
The use of transport proteins to return a neurotransmitter from the synapse back to the presynaptic
cells is called a. enzymatic breakdown. b. diffusion. c. repackaging. d. storage. e. reuptake.
The ____ biome is found in states such as Iowa, Minnesota, Nebraska, and other Midwestern states, and is
characterized by thick, rich soils, and a thick mat of sod. a. savannah b. tallgrass prairie c. taiga d. temperate deciduous forest e. chaparral
How do Archaea and Bacteria differ?
What will be an ideal response?