Which of the following processes is used by plants to generate gametes from gametophytes?
a. conjunction
b. mitosis
c. meiosis
d. transduction
Answer: b. mitosis
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True or false: Some cases of hybridization that lead to instantaneous speciation result in alteration of chromosomal number
A. true B. false
During a nap, the brain is emitting ____
a. alpha waves b. beta waves c. delta waves d. gamma waves e. theta waves
The mighty chestnut tree once dominated many of our Appalachian forests but was decimated by an exotic fungus in the first part of the 20th century. A few small groves of trees still remain in isolated pockets, and living roots of some of the fallen ancient trees still try to send up new shoots. These shoots always die as soon as they are exposed to the fungus. How could chestnut trees be genetically modified to be resistant to the fungus and to grow again?
What will be an ideal response?
All connective tissues share which of the following structural features?I Contain cellsII Contain a matrix filled with extracellular materialIII Contain sarcomere units
A. II only B. I and III C. I and II D. I, II, and II E. II and III