Term
The double circulation of the blood means that, for every complete circuit of the body, |
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Definition
blood flows twice through the heart |
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Term
Which features are shown by a red blood cell? |
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Definition
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Term
What are the features of a xylem vessel? |
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Definition
side wall:thick end wall:absent |
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Term
If some of the xylem of a young oak rtree was destroyed, it would most likely interfere with the tree's ability to |
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Definition
conduct water to the leaves |
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Term
There is a one-way movement of water and minerals from the cortex into the vascular cylinder of a root because |
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Definition
water molecules are in high concentration in the cortex. |
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Term
Water will move higher in a narrow glass tube than in a wide glass tube because of |
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Definition
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Term
Which functional plant cells lack a nucleus? |
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Definition
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Term
One important difference between the anatomy of roots and the anatomy of leaves if that |
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Definition
a waxy cuticle covers leaves but is absent in roots. |
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Term
Most of the water and minerals taken up from the soil by a plant are absorbed by |
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Definition
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Term
Define the term transpiration. |
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Definition
The process in which water is evaporated from leaves and stems in the form of vapor. |
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Term
Distinguish between arteries and veins. |
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Definition
Veins carry blood towards the heart and blood pressure is low. Arteries carry blood away from the heart and blood pressure is high. |
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