biology:enzymes
for ma eizeh
問題一覧
1
Enzymes are _____ ______ and are made by all _____ ___
1.biological 2.catalysts 3.living 4.cells
2
Enzymes do 2 things they… (2)
speed up chemical reactions, remain unchanged be chemical reactions
3
They are made in living cells in the ____ ( use full caps for answer)
RIBISOMES
4
Enzymes are made of ____ ( use full caps for answer)
PROTEIN
5
Enzymes are specific. What does this mean
they work on one substrate
6
The process is __ —> __ —> __
( write answers in order and in full caps)
SUBSTRATE, ENZYME, PRODUCT(S)
7
When a chemical reaction breaks down large molecules this is called a ___ reaction
degradation
8
When chemical reactions build up molecules into large ones by ____ reactions
synthesis
9
Starch amylase maltose is a what type of reaction
degradation
10
The shape of the active site is _____ to a specific substrate
complementary
11
Completely means
active site will match with only one substrate
12
What things effect the activity of an enzyme (2)
temperature, pH
13
Enzymes function best at conditions known as ____ conditions (use full caps)
OPTIMUM
14
Most human enzymes are most active at temp __•C
(don’t really need to know this but put it in anyway😊)
37
15
Any higher or lower than the optimum temp or ph then the speed of reaction is ____
slower
16
At very high temperatures enzymes become ___ and will never work again because the __ _ ___ ___ has been permanently changed and substrate will no longer fit the active site
1.denatured, 2. shape of active site