biology

Question 1

the process responsible for this action is…

Answer 1

active transport

Question 2

what are 2 components if the cell membrane

Answer 2

protein and phsolipids

Question 3

what are 3 features of active transport

Answer 3

uses energy
against concentration
uses transporter proteins

Question 4

what is meant by the term catalyst

Answer 4

speeds up a chemical reaction and is not used up or changed in the reaction

Question 5

amylase was mixed with fat but no reaction happened

Answer 5

amylase only works on starch

Question 6

how could the rate of this reaction be measured

Answer 6

measure the height of the froth produced

Question 7

enzymes can be involved in 2 types of reactions

Answer 7

synthesis and dregration

Question 8

not fate of the sugar produced in photosynthesis

Answer 8

chrorophyll production

Question 9

what happens to the products of splitting of water

Answer 9

hydrogen passes to stage 2 and oxygen leaves the plant

Question 10

chemicals used to kill pests can buikd up in food chain and cause toxicity to carnivores this is called

Answer 10

biocumulation

Question 12

name given to eventual formation of new species by natural selection

Answer 12

speciation

Question 13

which cells have cell walls made up of cellulose

Answer 13

plant