#Question id: 9246
#Unit 9. Diversity of Life Forms
The main cause of the increase in the amount of CO2 in Earth's atmosphere over the past 150 years is
#Question id: 24002
#General Aptitude
#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: 10511
#Unit 6. System Physiology – Plant
Which type of pumps inhibits digitoxin in the membranes of heart cells, leading to increased myocardial contraction?
#Question id: 19218
#Unit 12. Applied Biology