Genes for antibiotic resistance can be found in antibiotic-producing bacteria as well as in non-antibiotic-producing bacteria.
Answer the following statement true (T) or false (F)
True
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A high school student is carrying out a science project. She plants alfalfa seeds, and encloses an area planted with one set of alfalfa seeds within a box covered in red cellophane (which reflects light of red wavelengths)
She leaves another set of planted alfalfa seeds uncovered. What do you expect she'll find in these two alfalfa populations when her science project is over? A. Germination rates will be the same in both seed sets. B. The germination rate will be lower in the uncovered seed set. C. The germination rate will be higher in the uncovered seed set.
The mode of transmission of B. pertussis can best be described as:
a. person-to-person contact. b. exposure to contaminated water. c. inhalation of contaminated air. d. close contact with animals.
Where does karyogamy occur in basidiomycetes?
a. basidia b. conidiophores c. sporangia d. asci e. zygospores
By the process of __________, an organism’s tissues store a pollutant taken up from the environment, causing the
amount in the body to increase over time. Fill in the blank(s) with the appropriate word(s).