Francis was recording plant heights for an experiment. Each time that she took a measurement, she wrote it down. Then, she measured the plant again and compared the new measurement to the one that she had recorded in her notebook.
What was she most likely trying to do?
O revise her hypothesis
o check her memory
make the data more valid
O form a conclusion

Match each organ or function with its body system. produces urine large intestine ureters mouth filters blood absorbs nutrients from food

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?