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3 years ago

What are the three things microorganisms can do when they come into contact with food?

Biology

2 answers:

Iteru [2.4K]3 years ago

8 0

phagocytosis! they can literally swallow it whole which is really cool !!!!

kykrilka [37]3 years ago

5 0

Micro organisms can :
spoil and damage the food,
change the taste of food,
colour of the food.

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Keith_Richards [23]

the answer is relative frequency ^^

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3 years ago

The action by which a plant grows toward sunlight is called

zimovet [89]

When a plant grows toward sunlight it is called positive phototrophism.

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3 years ago

Describe the experiment, to show that light intensity, water, chlorophyll, and cabondioxide are needed for photosynthesis

lisov135 [29]

Answer:

Is light needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. a. cut the leaf in 2

b. 1 part in an opaque box and 1 part in a transparent box (one with light and one without)

3. Test for starch (BEWI)

B. Is carbon dioxide needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. a. cut the leaf in 2

b. 1 part in a box with CO2 absorber and 1 part in box with a CO2 provider

3. Test for starch (BEWI)

C. Is chlorophyll needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. Use a variegated leaf

3. Test for starch (BEWI)

B E W I

1. Put leaf in boiling water to destroy the cell membrane and denature enzymes

2. Ethanol in a hot water bath to remove chlorophyll

3. Warm water to soften the leaf

4. Add drops of iodine solution

Explanation:

3 0

3 years ago

What is the general relationship between distance from the sun and a planets density?

Anarel [89]

Answer:

There is no connection between a planet's distance from the Sun and its rate of rotation (spin on its own axis or Planetary Rotation Period). While it is true that, generally speaking, the gas giants have higher rotation rates than the earth like planets closer to the Sun, any correlation is only coincidental.

Explanation:

sum it up

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3 years ago

What question is testable

antoniya [11.8K]

Your answer is hypothesis i think. There were no given answer choices so i went with what i think youre asking.

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3 years ago

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