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Luden [163]
3 years ago
15

What object and knob do you start with when focusing your scope

Biology
1 answer:
balandron [24]3 years ago
4 0
<span>
coarse adjustment knob</span>
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Although armand has been in several fierce battles during the war, he awakens on the morning of a planned invasion completely bl
pishuonlain [190]

<span>If Armand has been in several fierce battles during the war, and suddenly awakens on the morning of a planned invasion with complete blindness for which the doctors find no medical cause. The doctors would suspect that Armand has a CONVERSION DISORDER. More so, that he has an unconcerned disposition towards the sudden blindness.</span>

5 0
3 years ago
How do most fossils form? Be sure to explain your answer.
OlgaM077 [116]

Answer and Explanation:

Fossils can be formed in a variety of ways. First and foremost, organisms that possess bones (or shells) are the best candidates for fossilization because these structures commonly remain in fossilizing substances such as mud.

The most preserved fossils come from animals that die in aquatic environments or in environments that have a high level of humidity. This occurs because the animal gets buried in a sediment like mud, leading to the decomposition of soft structures and the fossilization of hard structures, such as bones. As layers of sediment are added, the dead body of the organism becomes a fossil.

Also, animals can leave well-preserved fossils during volcanic eruptions when they get trapped in hot ash flows. In addition, this could also occur in tundra ecosystems when animals get trapped in ice, leaving a well-preserved fossil inside. Moreover, plants are also fossilized, this generally takes place in sediments such as coal.

Finally, paleontologists are able to find the fossils once they become exposed thanks to a process called erosion.

6 0
3 years ago
Read 2 more answers
The surface of the villi in the small intestine is covered by a single layer of epithelial cells called enterocytes. Enterocytes
Paul [167]

Answer:

B.

Explanation:

basically when the stem cell in the crypts divides they formed daughter cells. One of the   daughters from each of the original divided stem cells  usually divides to form another stem cell, while the rest forms transit amplifying cell.These amplifying cells are  capable of dividing multiple times until they are evenly differentiated(designated to specific function) e.g top globlet cells, enterocytes, tuft cells etc.

3 0
3 years ago
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g If a colony of bacteria starts with 1 bacterium and doubles in number every 20 ​minutes, how many bacteria will the colony con
Lynna [10]

Answer: 2.81 x 10∧14 baterias after 16 hours.

Explanation:

Hi, first we have to find how many 20 minute intervals are in 16 hours.

If 1 hour = 60 min, 16hours = 960 minutes (16 h x 60 min / 1 h)

If we divide the 960 minutes (16 hours) by 20 minutes we obtain 48. (960/48)

There are 48 twenty minutes intervals in 16 hours.

Now we have to apply the exponential growth formula:

P (t) = Po (1 +r) ∧t

Where:  

P (t) = population at time t  

P (0) = initial population (1)

r = growth rate (1)

t = time (48)

Replacing with the values given:

P (t) = 1 (1 + 1) ∧48= 2.81 x 10∧14

2.81 x 10∧14 baterias after 16 hours.

7 0
3 years ago
Why does ice stay at the top of oceans instead of sinking to the bottom?
Papessa [141]
<span>Ice is less dense than liquid water because it has less mass per unit of volume. Temperature wouldn't have an effect. </span>
8 0
3 years ago
Read 2 more answers
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