.Amoeba is a microscopic, single-celled organism that does not have a fixed shape. Write the similarity and differences between nutrition in Amoeba and human beings.

The similarity and difference  between the nutrition in Amoeba and human beings is as follows:

Explanation:

Nutrition is similar in both humans and amoeba however, there are different nutrition modes in both organisms.

Similarity: Human has complex digestive system while amoeba is a unicellular organism with simple digestion, however, they both use digestive juices. In amoeba, the digestive juices secreted into the food vacuole whereas, the digestive juices are secreted in the stomach and small intestine in humans.

Difference: Amoeba engulfs the food with the help of pseudopodia whereas, humans use the mouth for food intake.

the answers are a and c

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products