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4 years ago

What technological advancement was necessary before scientists could begin to observe cells?

Biology

1 answer:

Sladkaya [172]4 years ago

8 0

They needed neuron and compound microscopes i am learning about that

WE HAVE STEM BRAINS :}

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An image is shown here where a strand of mRNA is modified by spliceosome activity after it is transcribed. Which statement accur

vazorg [7]

Answer: The answer is B,C,D

Explanation: Because it’s right ;)

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3 years ago

Transformed bacteria are plated on LB plus ampicillin to determine which cells were successfully transformed. Which part of the

mina [271]

Answer:

The gene that encodes ampicillin resistance.

Explanation:

The plasmid would contain the ampicillin resistance gene which gets expressed in the presence of ampicillin.

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3 years ago

Desalination is needed in order to obtain potable water from _____.

elena55 [62]

<span>The answer is D. Ocean. Desalination is the process of removing salt and other substances from water. It makes the water safe for animals and plants for irrigation. It can be potable for humans if the desalination had removed the salt and ither substances.</span>

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4 years ago

Read 2 more answers

Which structure is most similar to an alluvial fan in formation and composition?

padilas [110]

Answer:

The options are

A. Delta

B. Watershed

C. River

D. Lake

The CORRECT ANSWER IS A

A. Delta

Explanation:

Delta fan is a low lying vegetation that consists majorly of stream –the river accumulates borne sediments at its mouth. It occurs when a river flows to a body of standing water, taking with it soil and minerals as it flows into the body of standing water to form a fan shape or triangle as seen in the attached image.

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3 years ago

What does glucose mean?

Sergeeva-Olga [200]

Answer:a simple sugar which is an important energy source in living organisms and is a component of many carbohydrates:

Painic-stricken, handle business, not a joke, yeah

Manners missing, travel different, no control, yeah

Time to listen, time to zip it, keep it closed

My description, highly gifted, take some notes, yeah

Lack of interest, why'd you visit? Hit the road, yeah

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I went from nobody to kinda famous

Explanation:

8 0

4 years ago