Which of the following are NOT true about enzymes? (Choose the three statements that are NOT TRUE) * Enzymes can denature (change shape) when exposed to extreme conditions.

Enzymes add extra energy to chemical reactions.

Enzymes are used up in chemical reactions, they cannot be reused.

Enzymes are a type of protein.

Enzymes reduce the amount of activation energy needed to start a reaction.

An enzyme's function is not related to its shape.

Which of the following occurs after a natural or unnatural disturbance in an ecosystem

Put the following processes of protein synthesis in the correct order: - dna strands unwind and separate - mrna copies dna according to complimentary base pairing - trna's anticodons bring amino acids to the corresponding mrna codons - amino acids bind to each other making a protein - mrna leaves the nucleus - a stop codon is reached, the newly formed protein is released to go do its job for the cell

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.