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soldier1979 [14.2K]
3 years ago
9

In plants that undergo double fertilization the structure that forms to nurture the seed is called the

Biology
1 answer:
damaskus [11]3 years ago
8 0
In plants the endosperm is the structure that forms from a triploid nucleus and nourishes the seed when a plant undergoes double fertilization.

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The wide, floppy apex of the basilar membrane is maximally displaced by high frequency sound.
Anestetic [448]

Answer: False

Explanation:The basilar membrane is located in the cochlea interior. It has variation in the stiffness near to the oval window and turns floppiest near to apex. Basilar membrane is active near the stiff area which is oval window when it is exposed to high frequency and thus has experiences the excitation of cells of the nerves .

Therefore the apex being less stiff is displaced by the low frequency sound in the basilar membrane, so the statement given is false.

7 0
3 years ago
A movement away from the midline of the body is termed
IrinaK [193]

Answer:

A movement of a body part away from the midline, either of the body as a whole or that of the hand or foot, is termed abduction (L., to carry away). A movement of the body part back toward the midline (i.e., to the anatomical position) is known as adduction.

Explanation:

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4 0
3 years ago
Which organisms transform nitrogen to a form that is useful to plants?
Vera_Pavlovna [14]

Answer:

nitrogen-fixing bacteria is the answer

7 0
3 years ago
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dimaraw [331]

Answer:

D

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3 0
4 years ago
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Phytoplankton are the main primary producers on land.
PilotLPTM [1.2K]

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false

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Phytoplankton are from the water and not found on land.

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