What does the law of conservation of energy state?

A) Energy can be created from nothing.

B) Energy cannot be destroyed.

C) Energy cannot change forms.

D) The total amount of energy in a system changes continuously.

What are the 3 parts of the dna nucleotide? a. ribo, nucleic, acid b. 5-carbon sugar molecule, phosphate group, 1 of 4 nitrogen bases c. carbon, sugar, phosphate

Which of these is NOT a function of DNA? A.) Copy information B.) Delete information C.) Store information D.) Transmit information

What can usually be determined by observing an organism? A. Phenotype B. Genotype C. DNA sequence

Why is temperature a quantitative measurement?

A karyotype for Pat Williams shows a mutated X chromosome, but a normal Y chromosome. What is Pat?

Hat type of substances are commonly transported into cells by channel proteins

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.