#Question id: 16119
#Unit 7. System Physiology – Animal
#Question id: 9204
#Unit 9. Diversity of Life Forms
Which of the following observations provides the best evidence of a biodiversity crisis?
#Question id: 5323
#Unit 8. Inheritance Biology
An X-linked recessive gene produces red-green color blindness in humans. A woman with normal color vision whose father was color-blind marries a color-blind man. What is the probability that their son will be color-blind?
#Question id: 11385
#Unit 10. Ecological Principles
Which of the following biomes is correctly paired with the description of its climate?
A) savanna-low temperature, precipitation uniform during the year
B) tundra-long summers, mild winters
C) Taiga-relatively short growing season, Low precipitation
D) temperate grasslands-relatively warm winters, most rainfall in summer
E) tropical forests-nearly constant day length and temperature
#Question id: 11565
#Unit 7. System Physiology – Animal
Portal blood vessels connect two capillary beds found in the ________.