GCSE Biology 4 OCR - The Processes of Life

What is the function of:
the nucleus

What is the function of:
the cyptoplasm

What is the function of:
cell membrane

What is the function of:
mitochondria

Name 3 things that plant cells have that animal cells do and give their function.

Yeast cells have mitochondria and a nucleus.
True or False?

What type of cells have a cell wall but no nucleus?

Give a definition of an enzyme

Describe the lock and key model

Name two things that effect how an enzyme works

What is a denatured enzyme?

Name three things that energy from respiration is used for

What type of respiration, aerobic or anaerobic releases more energy per glucose molecule?

Write the word equation for aerobic respiration

Write the symbol equation for aerobic respiration

Give an example of when humans respire anaerobically

Anaerobic respiration releases energy.
What else does it release in:
Animal cells?

Anaerobic respiration releases energy.
What else does it release in:
Yeast cells?

Briefly describe how bread is made using yeast.

Briefly describe the process of photosynthesis

Write the word equation for photosynthesis

Write the symbol equation for photosynthesis

Give three main ways in which plants use glucose

Name three factors that can effect the rate of photosynthesis

Describe how to take a transect

Describe how you might use a quadrat when investigating plants

What's an identification key?

Give a definition of diffusion

Give two examples of chemicals that can move in or out of leaf cells by diffusion

What is osmosis?

Give two ways in which active transport differs from diffusion