Front

The movement of water across a cell membrane is called ____ and does not require _____

Back

osmosis; energy

Front

How are enzymes affected by changes in their temperature and pH?

Back

Enzymes are affected by temperature and pH, with optimal conditions enhancing activity and extremes causing denaturation.

Front

What are the products of photosynthesis?

Back

Glucose and oxygen

Front

The purpose of meiosis is to produce--

Back

haploid gametes

Front

The process in which DNA is copied into RNA is called ____ while the process in which mRNA is read by ribosomes to produce proteins is called _____.

Back

transcription; translation

Front

What is the role of enzymes in biological reactions?

Back

Enzymes act as catalysts to speed up chemical reactions without being consumed.

Front

Define diffusion in the context of cell biology.

Back

Diffusion is the movement of molecules from an area of higher concentration to an area of lower concentration.

Front

What is the significance of the cell membrane's semi-permeability?

Back

It allows certain substances to pass while blocking others, maintaining homeostasis.

Front

Explain the difference between haploid and diploid cells.

Back

Haploid cells contain one set of chromosomes (n), while diploid cells contain two sets (2n).

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are responsible for synthesizing proteins by translating mRNA.