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CaHeK987 [17]
2 years ago
6

Why are xylem vessels more efficient in the transport of water than tracheids​

Biology
1 answer:
Paha777 [63]2 years ago
3 0

Explanation:

  • The vessels of the xylem are more efficient than the tracheids in water conduction due to the presence of perforations in them. These perforations allow for the continuous flow of water into the xylem vessels.The xylem tracheids are long, narrow, tubelike cells. The walls of tracheids are thick and hard.
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those best suited to demands of environment survive

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??????????????????!????
makvit [3.9K]

Dominant: the more common trait (brown hair)

Recessive: a trait that doesn't show up unless both parents carry it (blue eyes)

Co- dominant: both traits show up and co- exist (AB blood)

Incomplete dominance: when a dominant gene does not completely mask a recessive gene so they blend (pink flower)

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Homzygous dominant: same and dominant (bb) and (BB)

Purebred: same as homzygous- has same alleles (bb) and (BB)

Hybrid: also known as heterozygous traits

1.

75%

25%

orange (AA) blue (aa)

2 orange Aa

2.

0%

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Hetrozygous

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