A woman gave birth to quintuplets, two of whom were identical girls, two identical boys, and a third boy who was not identical to any of the other babies.
The number of egg cells involved would be: *
3
1
4
2
5

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

food source and hunting?

answer an inhibitory neurotransmitter in the brain;