Approximately how many species of fungi are known to cause disease in humans?
a. 5
b. 50
c. 1000
d. more than 1500
Answer: B
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Hyperparathyroidism can result in nervous system impairment due to which of the following issues?
a. low sodium levels b. weak bones c. high blood calcium levels d. excess insulin
The Hardy-Weinberg principle shows that if the population is large, inheritance alone does not cause
changes in allele frequency. _______ Indicate whether the statement is true or false.
Spores and gametes are both haploid reproductive cells. What is the difference between the two?
A) Spores germinate and grow into a multicellular haploid gametophyte, and gametes fuse to form a diploid zygote. B) Spores are found only in plants that reproduce asexually, and gametes are found only in plants that reproduce sexually. C) Gametes germinate and grow into a multicellular haploid gametophyte, and spores carry out fertilization. D) Spores fuse to form a diploid zygote that eventually becomes the sporophyte, gametes.
Which of the following is a function of the blood?
a) transport of nutrients and wastes b) transport of body heat c) transport of gases d) defense against toxins and pathogens e) all of the above