Biology EOC Quick Review

The monomer (building block) for proteins is a

• monosaccharide

• amino acid

• fatty acid

• nucleotide

Which biomolecule is the source for quick energy?

• carb

• lipid

• protein

• nucleic acid

How does an enzyme speed up chemical reactions?

• lower activation energy

• increase activation energy

• increase pH of the solution

• they slow down reactions

What process best explains how a nerve cell and a muscle cell can both develop from the same fertilized egg?

• differentiation
• natural selection
• selective breeding
• genetic engineering

During strenuous exercise, body temperature increases. The body responds to the increase in temperature by sweating, which helps to reduce the body temperature. Which is demonstrated in this situation?

• excretion
• metabolism
• homeostasis 
• synthesis

Before mitosis begins, which happens before the nucleus starts dividing?

• The cytoplasm separates.
• The DNA replicates. 
• The sister chromatids separate. 
• The homologous chromosomes cross over. 

What is the function of autotrophs in the carbon cycle?

• to use oxygen to produce glucose 
• to take in excess water
• to use carbon dioxide to produce glucose
• to feed on herbivores 

Two different populations of birds live in the same area and eat the same types of food. Which most likely describes the relationship between these two populations of birds? 

• competition
• mutualism
• parasitism
• predator-prey

What will most likely happen if the human population continues to grow at current rates?

• There will be fewer natural resources available for future generations.
• There will be an increase in nitrogen levels in the atmosphere. 
• There will be a decrease in water pollution. 
• There will be an increase in the number of strong hurricanes. 

A strand of DNA has these bases:
 AGC CAT GTA TAC What is the complementary DNA strand?

• ACG GAT CTA TAG
• TCG GTA CAT ATG
• TGC CTA GAT ATC
• UCG CUA CAU AUG