Amphibians can breathe through their skin.
true
false...
Answers: 1
Biology, 22.06.2019 03:50
During the winter, this species of fox has white fur, but in the summer, it has brown fur. what environmental change may have lead to this fox's fur color? snow cover increase in sun's brightness volcanic eruption global warming
Answers: 2
Biology, 22.06.2019 09:30
What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid
Answers: 1
Biology, 22.06.2019 13:00
Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?
Answers: 3
Biology, 22.06.2019 20:30
What methods do scientists use to predict volcanic eruptions? select all that apply
Answers: 1
Biology, 18.06.2020 19:57
Advanced Placement (AP), 18.06.2020 19:57