How many types of flowers are there in the world?

What processes are caused by the movement of the Earth's plates?

What is the significance of the crossing over that occurs between homologous chromosomes during meiosis? A. It causes chromosomes to condense. B. It maintains the diploid number of the species. C. It reduces chromosomes from 2n to n. D.

The field of genetics has demonstrated that both molecular and transmission genetics characterize the same hereditary processes at different levels.

The electrons between atoms in metallic bonds A. allow for bonding metals to be reactive. B. allow for bonding metals to be stable. C. are stationary and provide durability to the metal. D. are attracted to the neutrons of the metal.

Sarah and Jane were playing basketball. They collided and fell. Sarah's knee was lightly bruised. Jane's elbow was scratched, causing a little blood to ooze out.

Who received profits from a corporation? A. The employee B. The company officials C. The managers D. The shareholders

An ecosystem includes a. only exotic factors b. only biotic factors c. biotic and abiotic factors d. only abiotic factors

13. What is the name and function of the main lymphatic tissue found in the intestines? A. Thymus gland: enables the conversion of immature lymphocytes into mature T cells B.

Which of the following statements about iron is FALSE? Almost 2/3 of our body store of iron is found in the hemoglobin in our blood. Normally 10-15% of your daily intake of iron is absorbed. Vitamin C prevents the absorption of iron.

To prevent a strike in blood sugar levels a person must used blank to determine quickly food is digest