24-25 Biology 2 Exam

Front

What is the name of the male gametangium?

Back

Antheridium

Front

What is the significance of chlorophylls a and b in the evolutionary link between green algae and land plants?

Back

They are unique to green algae and land plants, indicating a common ancestor.

Front

What defines a host in biological terms?

Back

An organism that provides a home to a parasite.

Front

What organelles are sites of starch storage in green algae?

Back

Chloroplasts

Front

What are the two main components of a virus?

Back

DNA or RNA and a protein coat.

Front

What is the function of chlorophyll in photosynthesis?

Back

Chlorophyll absorbs light energy, primarily from the sun, to convert carbon dioxide and water into glucose and oxygen.

Front

What is the role of mitochondria in cells?

Back

Mitochondria are the powerhouses of the cell, generating ATP through cellular respiration.

Front

Define the term 'autotroph'.

Back

An organism that produces its own food from inorganic substances, using light or chemical energy.

Front

What is the primary function of ribosomes?

Back

Ribosomes are responsible for protein synthesis in cells.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have a nucleus and organelles.