Spontaneous generation _____
A) was demonstrated to occur under normal laboratory conditions by Pasteur
B) apparently occurred at least onceâ€"when life on Earth began
C) occurs every time a new species evolves from a preexisting species
D) addresses the formation of new cells from existing cells
Answer: B
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Based on the phylogenetic tree below, which of the following statements is FALSE?
A) Species E is more closely related to species A than to species D. B) Species D is more closely related to species C than to species E. C) Species F is more closely related to species D than to species E. D) Species C is more closely related to species B than to species D.
The osmoregulatory and ionoregulatory problems facing a freshwater fish are
A. loss of water and loss of ions. B. loss of water and gain of ions. C. gain of water and loss of ions. D. gain of water and gain of ions. E. loss of urine and gain of ions.
The disease known as severe acute respiratory syndrome (SARS) is caused by a type of:
A) coronavirus B) herpes virus C) papillomavirus D) picornavirus
Explain why vegetarians and vegans might be deficient in some amino acids
What will be an ideal response?