Which method of reproduction posed a challenge for clam and oyster fishery workers who thought that cutting predatory sea stars into parts would kill them, but only increased the number of sea stars?

a. Fragmentation
b. Fusion
c. Budding
d. Fission


a. Fragmentation

When fishery workers cut predatory sea stars in to parts, the sea stars multiplied through fragmentation. They were able to grow back an entire body from just one fragment of their body.

Biology & Microbiology

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Which interaction is advantageous for one species, but has no effect on the other?

a. commensalism b. herbivory c. mutualism d. parasitism e. predation

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Which of the following is the third stage of a disease?

A) prodromal period B) period of illness C) period of decline D) incubation period E) period of convalescence

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Oxygen is an excellent final electron acceptor because of its low electronegativity.

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

Biology & Microbiology

Compare and contrast the streak-plate method of isolation with the pour-plate method of isolation

What will be an ideal response?

Biology & Microbiology