Which of the following choices represents the
correct sequence?
a. microspores >>> meiosis >>> gametophyte
>>> sperm
b. meiosis >>> microspores >>> gametophyte
>>> sperm
c. gametophyte >>> meiosis >>> megaspores
>>> eggs
d. meiosis >>> gametophyte >>> megaspores
>>> eggs
e. gametophyte >>> mitosis >>> megaspores
>>> eggs
B
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The movement of sucrose and H+ into the cell by a common membrane protein reflects transport through a
A. voltage-gated channel. B. mechanosensitive channel. C. uniporter. D. symporter. E. antiporter.
When members of the gene pair carried by an individual are not alike, the individual is said to be ____________________
Fill in the blank(s) with correct word
Which of the following occurs during assembly?
A. Viral spikes insert in host cell membrane. B. The nucleocapsid is formed. C. The viral envelope and the host cell membrane fuse. D. The nucleocapsid is formed and viral spikes insert in host cell membrane. E. New viral nucleic acid is formed.
Extensive irrigation may contribute to global climate change because it may cause droughts in some semi-arid regions of the world.
a. true b. false