Which of the following are characteristics of the talga?

Coniferous/boreal forest (forest consisting of evergreen and/or cone bearing trees), short summers and long cold winters; the animals there have thick fur to stay warm.

The taiga biome is also known as coniferous forest or boreal forest. This biome typically has short, wet summers and long, cold winters. Precipitation is moderate in the taiga. It gets plenty of snow during the winter and plenty of rainfall during the summer.

Explanation:

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