gymnosperms-

seed plant; seed develops in a ___

angiosperm - seed plants; seed produced in ___ and subsequent fruits

flower structure - flower is specialized for ___

female structures-

stigma - ___ to catch and hold pollen

style- where pollen burrows a ___ tube to reach the ___

ovary- contains ovules, develops into a ___ after fertilization

ovules- monoploid female ___ develop into ___ after fertilization

After pollination, each pollen grain forms a ___ tube.

The pollen grains burrow down to the ovary to the female ___ (ovule).

The union of pollen and ovule is called ___.

What do enzymes do?

• Build things up or break them down

• Help filter waste from the body

• Create environments where food can be eaten

• Add and remove water

Which category of macromolecules do enzymes belong to?

• Carbohydrates

• Proteins

• Fats/Lipids

Enzymes are specific. This means that an enzyme only works with molecules that are....

• the right size and shape

• broken down already

• present in water

• too big for the body to handle

In the diagram, what is letter A?

• product

• enzyme-substrate complex

• substrate

• active site

Letter D...

• enzyme

• active site

• substrate

• products