Predators are found in grasslands because ... *

A. Herbivores ate numerous

B. Grasses are in abundance

C. Dry seasons are long

D. Rainy seasons are long

A photosystem is: A: a collection of hydrogen-pumping proteins B: a collection of photosynthentic pigments arranged in a thylakoid membrane C: a collection of photosynthetic protons arranged in a thylakoid membrane D: found only in prokaryotic

What are two organs that are difficult to repair using stem cells?

Which of the following is a positive aspect of genetically engineered crops for the environment?

Haircolor eyecolor and height are examples of what type of inheritance

What is the main function of the respiratory system?

According to the law of superposition, how are sedimentary rock layers deposited? with the oldest on top with the youngest on top in horizontal beds of the same age at the same time and later folded by tectonics

Clouds have many effect, such as

A woman with ab blood type and a man with blood type o have three children, one of whom is adopted. the blood types of the children are a, b, and o. what is the blood type of the adopted child?

Explain why the prokaryote/eukaryote dividing line represents a fundamental division among organisms.

Without selective breeding, dogs today would probably have a greater number of differences. T or F