Tasha is a graduate student studying health and nutrition. A recent study has made claims about the health benefits of dark chocolate. Tasha would like to conduct a similar study to see if she can confirm the findings of the first. She wants to make sure that her study is as close to the original as possible. Which factors of her study can she control? Check all that apply. lifestyle and physical condition of the subjects
the number of subjects
genetic variances among the subjects
age and sex of the subjects
length of the study

How had the study of mitosis affected scientists knowledge of cancer

Indicate whether the following statements about the biases in the fossil record are true or false. a) inland species are more likely to be preserved than marine species b) organisms with hard body parts are more likely to be preserved than are those composed soft tissues. c) species that existed over a larger area are more likely to be preserved than species existing over a smaller area. d) organisms that lived very long ago are more likely to be found as fossils than organisms that lived relatively recently e) the fossils of larger organisms are more likely to be found than the fossils of smaller organisms

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?