Ascientist has discovered a new plant species in the Amazon rainforest. She tells her fellow scientists that the plant she has found produces a cone What might they say about how this plant is different from an angiosperm?

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.

Support mangrove trees out of the water. a) pneumatophores b) prop roots c) sand dunes d) tide supports