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VARVARA [1.3K]
3 years ago
8

Bacterial cells are microscopic. What do you think has happened so that after only a few days we can see a colony of bacteria on

agar without a microscope??? - Neeed HELP WITH THE ANSWER ASAP
Physics
1 answer:
wariber [46]3 years ago
5 0
The startling answer is:

The bacteria ate the agar and reproduced (made more bacteria). There are so many of them now that you can see the blob of them.
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You travel 23 meters north in 16 seconds, 5 meters south in 4 seconds, and 16 meters north in 18 seconds. Calculate your total d
dolphi86 [110]

Answer:

d: 44m

Δd:34  

Explanation:

d: 23+5+16= 44m

Δd: 23-5+16= 34m

4 0
2 years ago
When a nerve cell depolarizes, charge is transferred across the cell membrane, changing the potential difference. For a typical
laila [671]

Answer:

I = 18 x 10⁻⁹ A = 18 nA

Explanation:

The current is defined as the flow of charge per unit time. Therefore,

I = q/t

where,

I = Average Current passing through nerve cell

q = Total flow of charges through nerve cell

t = time period of flow of charges

Here, in our case:

I = ?

q = (9 pC)(1 x 10⁻¹² C/1 pC) = 9 x 10⁻¹² C

t = (0.5 ms)(1 x 10⁻³ s/1 ms) = 5 x 10⁻⁴ s

Therefore,

I = (9 x 10⁻¹² C)/(5 x 10⁻⁴ s)

<u>I = 18 x 10⁻⁹ A = 18 nA</u>

6 0
2 years ago
How do you find the molarity of: 48.2 g of sodium carbonate in 0.500 L of solution
romanna [79]
The answer is why lani

7 0
3 years ago
Menciona generaciones de particulas y explique cada una
Readme [11.4K]

ENGLISH:

It distinguishes between the fermions, which are particles of matter, and the bosons, which carry forces. The matter particles include six quarks and six leptons. The six quarks are called the up, down, charm, strange, top and bottom quark. ... All of these matter particles fall into three “generations.”

SPANISH:

Distingue entre los fermiones, que son partículas de materia, y los bosones, que transportan fuerzas. Las partículas de materia incluyen seis quarks y seis leptones. Los seis quarks se denominan quark arriba, abajo, encanto, extraño, superior e inferior. ... Todas estas partículas de materia se dividen en tres "generaciones".

3 0
3 years ago
Why is a spectrum of colors produced when white light passes through a prism?
shutvik [7]

Answer:

Because each color is refracted differently, each bends at a different angle, resulting in a fanning out and separation of white light into the colors of the spectrum.

7 0
2 years ago
Read 2 more answers
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