Phloem Translocation Quiz

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What is the process called when photoassimilates are transferred into sieve element and companion cells at the source end?

Phloem loading (correct)

Apoplastic loading

Long distance transport

Symplastic loading

How are photoassimilates translocated into the sieve tubes in symplastic phloem loading?

Via the extracellular apoplastic region

Through specialized companion cells by plasmodesmata (correct)

By active transport into the specialized companion cells

From the mesophyll cells to the bundle sheath cells

What is the process called when photoassimilates are transferred from sieve elements into the target cells at the sink end?

Long distance transport

Unloading (correct)

Symplastic loading

Apoplastic loading

In apoplastic phloem loading, where are photoassimilates first transported from the mesophyll cells?

Bundle sheath cells Signup and view all the answers

What are the specialized companion cells called in apoplastic phloem loading where photoassimilates are actively transported into?

Transfer cells Signup and view all the answers

What is the process of transferring photoassimilates into sieve element and companion cells at the source end called?

Phloem loading Signup and view all the answers

How are photoassimilates translocated into the sieve tubes in symplastic phloem loading?

Through specialized companion cells by plasmodesmata Signup and view all the answers

What is the process of transferring photoassimilates from the sieve elements into the target cells at the sink end called?

Unloading Signup and view all the answers

In which type of phloem loading are photoassimilates first transported from the mesophyll cells via the bundle sheath cells to the extracellular apoplastic region?

Apoplastic phloem loading Signup and view all the answers

What are the specialized companion cells called in apoplastic phloem loading where photoassimilates are actively transported into?

Transfer cells Signup and view all the answers

Phloem Translocation Quiz

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Questions and Answers

What is the process called when photoassimilates are transferred into sieve element and companion cells at the source end?

How are photoassimilates translocated into the sieve tubes in symplastic phloem loading?

What is the process called when photoassimilates are transferred from sieve elements into the target cells at the sink end?

In apoplastic phloem loading, where are photoassimilates first transported from the mesophyll cells?

What are the specialized companion cells called in apoplastic phloem loading where photoassimilates are actively transported into?

What is the process of transferring photoassimilates into sieve element and companion cells at the source end called?

How are photoassimilates translocated into the sieve tubes in symplastic phloem loading?

What is the process of transferring photoassimilates from the sieve elements into the target cells at the sink end called?

In which type of phloem loading are photoassimilates first transported from the mesophyll cells via the bundle sheath cells to the extracellular apoplastic region?

What are the specialized companion cells called in apoplastic phloem loading where photoassimilates are actively transported into?

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