Most metabolic pathways require many steps. Some of those steps require a(n) ______, a type of protein as well as input of energy to complete/speed up the reaction.

Enzymes have very special environmental needs, such as temperature, pH and and substrate concentration. When one of these local environmental qualities is either too high or too low, this will cause the enzyme to ______ making it unusable.

Recessive traits only tend to be expressed in :

Bacteria are important for?

The branch of science that solves the real world problems:

A substance that can readily dissolve in (is attracted by) water is referred to as:

The vascular tissue that conducts water and minerals from a plant’s roots to its leaves is

The fraction of the electromagnetic spectrum which humans can see is called __________.

In terms of natural selection, fitness refers to:

Tina is a health nut. She runs barefoot, posts her steps and miles on social media every day, an does interval training for fun. She also follows nutritional research and tries to eat a diet that limits her risk of heart disease. Therefore she looks at labels and tries as much as possible to select food that are rich in ________ fats.