Q: Q: Scientists around the world study speciation, documenting observations both of living organisms and those found in the fossil record. as their ideas take shape and as research reveals new details about how life evolves, they develop models to help explain what? A:

OPTIONS:
- spontaneous mutation
- creation theory
- food chains
- rates of speciation

A: rates of speciation

input: OPTIONS:
- metabolites
- hormones
- amino acids
- enzymes Now, answer this question: Q: What are proteins that increase the rate of biochemical reactions? A:
A:
output: enzymes

Q: What type of cell has a singular chromosome, no nucleus, and few other organelles? A:

OPTIONS:
- trophic
- graphic
- monophyletic
- prokaryotic

Answer: prokaryotic

Problem: OPTIONS:
- a covalent bond
- a magnetite bond
- a amino bond
- a peptide bond
Q: Q: What is the amide bond that occurs between the amino nitrogen of one amino acid and the carboxyl carbon of another amino acid? A:
Answer: a peptide bond

Problem:OPTIONS:
- calcium
- liquid
- pigment
- solvent

Q: The resultant solution will contain the same amount of solute but a greater amount of what? A:
****
A: solvent

Problem:OPTIONS:
- krebs cycle
- melvin cycle
- melcal cycle
- calvin cycle

Q: Which cycle is named after the scientist melvin calvin? A:
****
A:
calvin cycle