Endospores are resistant to most environmental stressors because they have ________ complexed with calcium ions which stabilize DNA.

Fill in the blank(s) with the appropriate word(s).


Dipicolinic acid

Biology & Microbiology

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One strategy to overcome antibiotic resistance is to use the same antibiotics in animal husbandry as those that are prescribed for humans, since the potential for resistant bacteria to evolve would be limited to only a small number of drug classes.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Blood cell development occurs in the bone marrow of mammals during the process of ________.

A. hematopoesis B. hemostasis C. hemolysis D. homeostasis

Biology & Microbiology

A classic example of imprinting is _____

a. Pavlov’s dog b. a sparrow singing a song c. Lorenz and his geese d. a cuckoo bird being a “brood parasite” e. watching television

Biology & Microbiology

Refer to Figure 50-2. Which of the labeled structures refers to the prostate gland?

a. 1 b. 3 c. 5 d. 7 e. 9

Biology & Microbiology