Living Environment Regents Review 2

Front

What is the 'energy currency' of the cell?

Back

ATP (Adenosine Triphosphate) is known as the 'energy currency' of the cell, providing energy for various cellular processes.

Front

What term describes the living components of an ecosystem?

Back

Biotic refers to the living components of an ecosystem, including plants, animals, and microorganisms.

Front

What is the complementary DNA sequence for ATCGA?

Back

The complementary DNA sequence for ATCGA is TAGCT.

Front

Which organisms are most affected by a decrease in CO2 levels?

Back

Green Plants and Algae are most affected by a decrease in CO2, as they rely on it for photosynthesis.

Front

In a 20% salt solution placed in dialysis tubing in distilled water, where will the water move?

Back

The water will move into the dialysis tubing, following the concentration gradient.

Front

What is the process by which plants convert sunlight into energy?

Back

Photosynthesis is the process by which plants convert sunlight into chemical energy, using CO2 and water.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.

Front

Define abiotic factors in an ecosystem.

Back

Abiotic factors are the non-living components of an ecosystem, such as sunlight, water, temperature, and soil.

Front

What is the primary function of DNA?

Back

The primary function of DNA is to store and transmit genetic information.

Front

What is osmosis?

Back

Osmosis is the movement of water molecules across a semi-permeable membrane from an area of lower solute concentration to an area of higher solute concentration.