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Biology
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Name two features of plant cells that are not features of animal cells

Chloroplasts, a plastid which contains chlorophyll and in which photosynthesis takes place. A large/permanent vacuole. Cellulose/a cell wall. Plasmodesmata.

Answered by Fergus B. Biology tutor
2367 Views

Describe the stages of phagocytosis (4 marks)

Phagocytes (white blood cells) recognise pathogens via receptors and chemoattractionPhagocytes engulf the pathogen, forming an intracellular compartment called a phagosomeLysosomes fuse w...

Answered by Biology tutor
7324 Views

Compare anaerobic respiration in a yeast cell with anaerobic respiration in a muscle cell (3 marks)

This is a comparison question therefore all statements must compare the two types of cells in the question- muscle and yeast. This question is worth 3 marks so we should give 3 statements. What do...

Answered by Megan L. Biology tutor
4241 Views

Why do the concentrations of Glycerate-3-phosphate in the chloroplast decreases after dark?

Glycerate-3-phosphate is a compound made during the calvin cycle in the leaf stroma. The calvin cycle is a light independent reaction, so continues when the light concentration decreases. To convert Glyce...

Answered by Biology tutor
10457 Views

How does allopatric speciation work?

Allopatric speciation occurs when the population of a species becomes divided and the two (or more) groups are isolated from one another. Different factors in the environment of each group will affect th...

Answered by Georgia W. Biology tutor
2913 Views

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