The calorie used on food labels is equal to

The pericytes used in these experiments were probably in which phase of the cell cycle

In DNA, which nucleotide does guanine bond with?

Which of the following is a reactant in the general photosynthesis equation A) Oxygen B) glucose C) water D) none of the above

Which subfield of anthropology draws from human genetics, population biology, and epidemiology to better understand the biological variations observable among contemporary human populations?

A science student makes the following statement. Based on the data, we determined that plant growth is affected by the type of soil. What is the student doing? A. Making a prediction B. Forming a hypothesis C. Collecting data D. Drawing a conclusion

How can the locations where ancient fossils are found be used as evidence for continental drift

Many songbirds breed in North America in the spring and summer and then migrate to Central and South America in the fall.

Organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell

How much do landscape features on the moon change over time compared to landscape features on Earth? Explain your answer.

Why is it extremely dangerous to eat the "destroying angel" mushroom?