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Darya [45]
3 years ago
5

During an experiment, readings for blood pressure in a person’s body were found to be constant. However, when measured by a diff

erent blood pressure cuff, the readings differed by 15 points for each reading. This difference indicates that the results are
Biology
1 answer:
Lemur [1.5K]3 years ago
6 0

Answer: Most likely means that the results are inconclusive or that the second blood pressure cuff is faulty.

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Scientists have observed that in the Antarctic ecosystem Adélie and Chinstrap penguin populations have decreased in the past 40
Vikki [24]

Answer:

C.

Gentoo penguins eat more types of prey than either Adélie or Chinstrap penguins.

Explanation: It makes the most sense over the other ones.

3 0
3 years ago
Orcas, or killer whales, are natural predators of sea otters. It has been observed that in regions where the sea otters are not
stellarik [79]

Answer:

C

Explanation:

Keystone species is the sea otter. Sea otters, playing a critical role in containing the urchin populations, prey on urchins and thus control the numbers of kelp grazers to maintain the forest.

Remember, keystone species is most often a top level predator in an ecosystem.

3 0
4 years ago
How do scientists separate the layers of the atmosphere
natali 33 [55]
<span>Well, there are five layers in the Earth's Atmosphere:

(In order from the inside out)

1) Troposphere
- This is where weather occurs.

2) Stratosphere
- This is the layer where jets fly, this is where jet-streams are found

3) Mesosphere
- Meso ("Middle") named because it is in the middle. This is where meteros burn up in the atmosphere.

4) Thermosphere
- Thermo ("Heat") Names because it is the hottest layer in the atmosphere. This is where the aurora borealis, or northern lights occur.

5) Exosphere
- Exo ("Outer") This is the outmost layer and it is where the atmosphere merges with outer space.</span>
7 0
3 years ago
Pls help ASAP !!!!!!!!
zysi [14]
I think it’s organism since it already stated skeletal and respiratory then it means it cannot be tissue or organ because skeletal is included so i say go for organism
5 0
3 years ago
Who would you expect to be<br> most at risk for devoloping<br> the bone disease pickets?
ivolga24 [154]

Answer:

Children born to mothers with dark skin, living far from the equator.

Explanation:

I would say this is the answer but I'm not sure. This is just what I think. I asked my mom about it and she said the same thing I did. I hope this helps.

7 0
3 years ago
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