Select the correct answer. Which of the following best describes how oracte bones were used during the Shang dynasty? GA Orade bones were used as a form of currency. 8. Oracle bones were used to make predictions about the future. C Oracle bones were used as artworks in private homes. 0 Oracle bones were used to mark the graves of family menbers

Below is a diagram of a placoid scale (a type of scale found on cartilaginous fish). a. What other structure, found in many vertebrates, does the scale resemble? b. What might this say about the origin of your answer in 6a?

Name a pair of an animal and plant represents endangered organisms in india.

Match the correct term with each example.  1. Finches' beaks are specialized to what they eat. If it is a wet season, there are plenty of greens, flowers, and small seeds. Finches with smaller beaks are able to eat more. They, therefore, have a better survival rate.  2. A population of snails live on rocks on the side of a stream. The population of snails has three phenotypes; dark brown, brown, and light brown. When the rocks are wet, they are dark brown. When the rocks are dry, they are light brown. Dark brown and light brown snails have a higher survival rate.  3. There is a wide range of birth weight in babies. Babies in the middle range have a better survival rate than babies that are too big or too small.  a. stabilizing selection b. diversifying selection c. directional selection