Which of the following adaptations does not protect tundra organisms from heat loss?
a. thick fur
b. retention of dead leaves
c. dense hair
d. production of chemicals to ward off insects

How might weather forecasting people who work as farmers and fishers? how does it everyone

Select all the true statements about the cosmic microwave background radiation

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents