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lisov135 [29]
4 years ago
7

Define bulk flow state the purpose

Biology
1 answer:
MrRa [10]4 years ago
5 0

Answer:

bulk flow is the process by which proteins with a sorting signal travel to and from different cellular compartments. ... This process is called bulk flow., bulk flow in plant biology typically refers to the movement of water from the soil up through the plant to the leaf tissue, but can also be applied to the transport of larger solutes (e.g. sucrose) through the phloem.

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When a hormone is present in excessive levels, the number of target-cell receptors my decrease. This is called ____. A. Receptor
Ainat [17]

Answer:E. Down-regulation

Explanation:Cells typically up or down  regulate  depending on  the concentration of a hormone levels. When  there is a excessive  concentration of a hormone in the blood stream, the cell decreases the number of receptors reducing  the interaction  with that hormone, Also, when there is excessive  hormone reduction, the  target cells activate to increase their number of receptors.

Down  regulation occurs by the the deactivating or degrading of target cells to reduce the number of  receptors due to their sensitivity to a particular excess hormone.

4 0
4 years ago
Describe how the smaller moons of uranus were discoverd
Marizza181 [45]

Answer:

The inner moons are small dark bodies that share common properties and origins with Uranus's rings. ... William Herschel discovered the first two moons, Titania and Oberon, in 1787. The other three ellipsoidal moons were discovered in 1851 by William Lassell (Ariel and Umbriel) and in 1948 by Gerard Kuiper (Miranda).

7 0
3 years ago
What is an indirect measure of the amount of energy released from food?​ a. ​The increase in heat given off when the food is bur
lana [24]

Answer:

e. ​Quantity of oxygen consumed when the food is burned

Explanation:

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5 0
3 years ago
Where in the cell is dna located
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Will give brainliest to whoever can match these up!
Anastaziya [24]

Answer:

1. boarder collie

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Explanation:

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