#Question id: 11777
#Unit 10. Ecological Principles
Some of the species of stalk-eyed flies are sexually dimorphic, with males having eye stalks up to twice as long as those in females. This gender difference in eye span results from selection by females on the expression of this trait in males, a process called __________.
#Question id: 11778
#Unit 10. Ecological Principles
Asexually-produced offspring, descended from the same parent and bearing the same genotype, constitute a
#Question id: 11779
#Unit 7. System Physiology – Animal
Which of the following decreases the resistance in the arteries leading to the sinuses of the penis?
#Question id: 11780
#Unit 7. System Physiology – Animal
A patient has a goiter associated with high plasma levels of both thyrotropin-releasing hormone (TRH) and thyroid-stimulating hormone (TSH). Her heart rate is elevated. This patient most likely has which of the following?
#Question id: 11781
#Unit 7. System Physiology – Animal
A 40-year-old woman comes to the emergency room with a fracture in the neck of the femur. Radiographs reveal generalized demineralization of the bone in the area. Her plasma calcium ion concentration is significantly greater than normal: 12.2 mg/dL. Which of the following conditions is consistent with this presentation?
#Question id: 11782
#Unit 7. System Physiology – Animal
Which of the following pairs of hormones and the corresponding action is incorrect?