2.3B Phloem

Question 1

function of phloem tissue

Answer 1

transports sucrose + amino acids

Question 2

name the parts of the phloem tissue

Answer 2

• sieve tube cells
• sieve plates
• cytoplasmic strands
• companion cells
• plasmodesmata
• phloem fibres
• phloem parenchyma

Question 3

what is the function of sieve tube cells

Answer 3

transporting necessary molecules with the help of companion cells (LIVING)

Question 4

what is the function of sieve tube plates

Answer 4

protecting the phloem sap from intruding animals by blocking flow when the phloem cell is damaged.

Question 5

what is the function of cytoplasmic strands

Answer 5

transport routes for transcripts, proteins and organelles

Question 6

function of companion cells

Answer 6

to support sieve elements by carrying out cell metabolism and regulation

Question 7

function of plasmodesmata

Answer 7

connect sieve tube cells to companion cells