#Question id: 12131
#Unit 10. Ecological Principles
Use the following diagram of a hypothetical food web to answer the following questions. The arrows represent the transfer of food energy between the various trophic levels.
Which letter represents an organism that could be a producer?
#Question id: 1996
#Unit 4. Cell Communication and Cell Signaling
Naturally acquired passive immunity would involve the
#Question id: 1601
#Unit 4. Cell Communication and Cell Signaling
Cytotoxin T cells express
#Question id: 4206
#Unit 3. Fundamental Processes
Ribosomal protein synthesis is controlled by inhibitor proteins, the genes of which are located on the ribosomal protein operon, and which bind to __ when ribosome assembly slows and bind to __ when ribosome assembly is proceeding at a steady rate.
#Question id: 10752
#Unit 10. Ecological Principles
Which of the following is an example of Batesian mimicry?
A) a butterfly that resembles a leaf
B) a nonvenomous larva of a moth that moves like a venomous snake
C) a fawn with fur coloring that camouflages it in the forest environment
D) a snapping turtle that uses its tongue to mimic a worm, thus attracting fish