How Do Sugars Move from One Sieve- Tube Cell to the Next

question 24

Multiple Choice

How do sugars move from one sieve- tube cell to the next?

• A)by flowing along with water through perforations in the sieve plate
• B)by active transport across cell membranes at the sieve plate
• C)by diffusion through a companion cell that spans the sieve plate
• D)by osmotic diffusion through the sieve plate

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Definitions:

Hematocrit Determination

A laboratory test measuring the proportion of red blood cells in the blood, providing essential information about an individual's overall health status.

Calibrated Glass Tube

A glass tube that is marked with measurements and is used for accurately measuring volumes of liquid.

Capillary Blood

Blood that is collected from the capillaries, often used for tests requiring small amounts of blood, like glucose level tests.

Buffy Coat

The fraction of an anticoagulated blood sample that contains most of the white blood cells and platelets following density gradient centrifugation.