Released Starr Review Questions

A scientist is examining an unknown cell using an electron microscope. Which observed structure would indicate that the cell is MOST LIKELY prokaryotic?

• Mitochondrion

• Free-floating DNA

• Chloroplast

• Membrane-bound nucleus

Which environmental condition would MOST LIKELY result in the appearance of punctuated equilibrium in the fossil record?

• An environment that remains in a state of stasis

• An environment that undergoes steady changes over time

• An environment that experiences rapid large-scale destructive change

• An environment with many transitional fossils

A student is sweating after playing basketball. Which body systems are MOST DIRECTLY interacting as a response to maintain homeostasis?

• Digestive and circulatory systems

• Immune and integumentary systems

• Nervous and integumentary systems

• Circulatory and nervous systems

Ringworm is a common skin infection that appears as an itchy, red rash on exposed human skin. It is caused by approximately 40 different species of fungi called dermatophytes. These fungi require keratin, which is present in human skin, for growth and reproduction. Which term describes the relationship between dermatophytes and humans?

• Parasitism

• Commensalism

• Mutualism

• Predation

What is the powerhouse of the cell?

• Mitochondria

• Nucleus

• Ribosome

• Endoplasmic Reticulum

What is the function of red blood cells?

• Carry oxygen

• Produce insulin

• Digest food

• Regulate body temperature

What is osmosis?

• The movement of water from high concentration to low concentration

• The movement of water from low concentration to high concentration

• The movement of solute from high concentration to low concentration

• The movement of solute from low concentration to high concentration

Leguminous plants, such as bean plants, share a mutualistic relationship with certain rhizobium bacteria. The plants develop harmless nodules on their roots, where the bacteria live. In return, the bacteria convert an important element from the atmosphere into a nutrient form that the plants can use. What essential element is converted to a useable form by the rhizobium bacteria?

• Carbon

• Oxygen

• Nitrogen

• Water Vapor

Which organ and tissue interact MOST DIRECTLY to absorb and transport water and dissolved minerals inside a plant?

• Flower and phloem

• Root and phloem

• Flower and xylem

• Root and xylem

Which type of mutation is LEAST LIKELY to result in a frameshift mutation?

• Insertion

• Translocation

• Substitution

• Deletion