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Give two features of DNA AND explain how each one is important in DNA replication.

1. DNA is double stranded. This means that when the strands separate during replication, both strands can be used as templates to produce two new double stranded DNA ,each containing one of the origin...

Answered by Adam M. • Biology tutor

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What are features of alveoli that allow lots of oxygen to enter the blood?

Large SA, good blood supply, short diffusion distance

Answered by Abbie F. • Biology tutor

2125 Views

Discuss the role of enzymes in digestion (4)

Protein Breakdown --- > via protease in stomach and pancreas, breaking down protein to amino acids
Lipid Breakdown ---> via lipases in pancreas,...

Answered by Shiv B. • Biology tutor

1463 Views

Compare anaerobic respiration in a yeast cell with anaerobic respiration in a muscle cells.

Yeasts are eukaryotic single-celled organisms. Muscle cells are eukaryotic cells too however they exist within animals, rather than on their own.Anaerobic respiration in yeast produces ethanol. In muscle ...

Answered by Besir Kemal A. • Biology tutor

2139 Views

Compare and contrast the cell structure of animal, plant and bacterial cells

Animal cell:organelles: nucleus, ribosomes, mitochondria, cytoplasm and cell membrane size: Most are 5 μm – 100 μmPlant cell: organelles: nucleus, ribosomes, mitochondria, cytoplasm ,cell membrane, chloro...

Answered by Zahra U. • Biology tutor

2024 Views