Movement of phloem sap from a source to a sink
A) occurs through the apoplast of sieve-tube elements.
B) depends ultimately on the activity of proton pumps.
C) depends on tension, or negative pressure potential.
D) depends on pumping water into sieve tubes at the source.
E) results mainly from diffusion.
Correct Answer:
Verified
Q62: Several tomato plants are growing in a
Q63: Phloem transport of sucrose is often described
Q64: Phloem transport is described as being from
Q65: Which structure or compartment is part of
Q66: Which one of the following statements about
Q68: The symplast transports all of the following
Q69: The following photo shows a strawberry leaf
Q70: Photosynthesis ceases when leaves wilt, mainly because
A)
Q71: A fellow student brought in a leaf
Q72: Long-distance electrical signaling in the phloem has
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents