#Question id: 271
#Unit 1. Molecules and their Interaction Relevant to Biology
Which type of RNA carries activated amino acids to the ribosome for assembly into proteins?
#Question id: 11039
#Unit 7. System Physiology – Animal
Which blood vessel has the highest vascular resistance?
#Question id: 4020
#Unit 3. Fundamental Processes
You are studying the expression of the gene that appears to be under the control of three different transcription-control regions during mouse embryonic development. Which one of the following is the BEST method to use to determine when each of these regions are active in the developing mouse embryo?
#Question id: 12215
#Unit 7. System Physiology – Animal
#Question id: 3276
#Unit 11. Evolution and Behavior
Which of these conditions are always true of populations evolving due to natural selection?
Condition 1: The population must vary in traits that are heritable.
Condition 2: Some heritable traits must increase reproductive success.
Condition 3: Individuals pass on most traits that they acquire during their lifetime.