Spores and seeds have basically the same function—dispersal—but are vastly different because __________.
a. spores have a protective outer covering and seeds do not
b. spores have an embryo and seeds do not
c. spores have stored nutrition and seeds do not
d. spores are unicellular and seeds are not
e. spores are only produced by fungi
Answer: d. spores are unicellular and seeds are not
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Which of the following is not one of the key adaptations that distinguish hominins from apes?
1.bipedal locomotion
2.opposable thumbs
3.upright posture
4.tool use
DNA barcoding:
A: is a type of reverse genetics. B: is the most commonly used type of DNA fingerprinting used by the FBI. C: attempts to provide a unique sequence identifier for all life forms. D: is based mainly on repetitive DNA. E: is used for prenatal genetic screening.
The serotinous cones of the longleaf pine, Pinus palustris, depend on ________ to release their seeds.
A. sustained rainfall B. daylight C. fire D. extended freezes E. animals
What time of day would the RN advise the patient's mother to preform this test to assess for the presence of eggs produced by this organism?
A. Evening, before bedtime B. the time of day is not significant C. first thing in the morning D. after a meal