Biology Fall 2024 Quarter 2 Review

Front

What is the difference between DNA and RNA in terms of bases?

Back

RNA contains uracil in place of thymine.

Front

What is a keystone species?

Back

A species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

Front

What is translation in biology?

Back

Translation is the process where mRNA is decoded to form a protein.

Front

What is cellular respiration?

Back

The breakdown of glucose to release ATP.

Front

What energy source do plants use for photosynthesis?

Back

Plants get the energy they need for photosynthesis from sunlight.

Front

What are the main components of DNA?

Back

DNA is composed of nucleotides, which include a phosphate group, a sugar (deoxyribose), and nitrogenous bases (adenine, thymine, cytosine, guanine).

Front

What is the role of chlorophyll in photosynthesis?

Back

Chlorophyll is the pigment that absorbs sunlight, allowing plants to convert light energy into chemical energy.

Front

What is the equation for photosynthesis?

Back

6CO2 + 6H2O + light energy -> C6H12O6 + 6O2.

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are the sites of protein synthesis, where mRNA is translated into proteins.

Front

What is the difference between aerobic and anaerobic respiration?

Back

Aerobic respiration requires oxygen, while anaerobic respiration occurs without oxygen.