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VladimirAG [237]
2 years ago
9

In stressful situations, the sympathetic nervous system ________ the arteries of the circulatory system and ________ the pupils

of the eyes. question 6 options:
Biology
1 answer:
sukhopar [10]2 years ago
4 0
The correct terms to fill in the blanks would be contracts and dilates. In stressful situations, the sympathetic nervous system contracts the arteries of the circulatory system resulting to the dilation of the pupils of the eyes. Also, during these situations, the blood sugar levels are raised since the hormones for stress kick in to combat the stress which in turn raises the blood sugar. 
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What is the difference between an invertebrate chordate and a vertebrate chordate
erik [133]
Invertebrate doesn't posses "Backbone" whereas Vertebrate chordate have that. That's the only & most important difference between them.

Hope this helps!
4 0
3 years ago
After incubation, you observe that your streak-plate has heavy, uniform growth but no isolated colonies. Which of the following
Vadim26 [7]

Answer:

Option 3 and 4 are most likely correct

Explanation:

<em>Option 3</em>: We know that area 1 would contain heavy streaking and not single colonies. Therefore, if the loop crosses area 3 and enters area 1, it will definitely result in heavy streaking again.

<em>Option 4</em>: We always need to sterilize properly the loop when streaking in different areas. If we don't do it, it is possible that the loop contains a lot of bacteria that would be streaked again.

Options 1 and 2 are incorrect because, according to question, there is a uniform growth but no isolated colonies. So, contamination or mixed culture would not produce uniform growth streaking rather mixed with other bacterial types.

3 0
3 years ago
Which is true about the tides? A. High tide is when the ocean water level is the lowest. B. Between high tides, there is a low t
Hoochie [10]

Answer:

I believe the answer is B.

Explanation:

It's not A, C and I don't think it's D.

As the Earth rotates, your region of Earth passes through both of these bulges each day. <u>When you're in one of the bulges, you experience a high tide. When you're not in one of the bulges, you experience a low tide.</u> This cycle of two high tides and two low tides occurs most days on most of the coastlines of the world.

7 0
3 years ago
Read 2 more answers
HELP! A 20-kg bag of rice dropped from an airplane. What is the gravitational force on the bag? Acceleration due to gravity is 9
AlekseyPX

Answer:

20.8

Explanation:

I took it and it was right

5 0
3 years ago
C. Which ecosystem would be able to survive a disease better? Why
mart [117]

Forests would be able to survive a disease better.

<h3><u>Explanation:</u></h3>

Many studies have taken place for many years to determine what type of ecosystem can best survive diseases effectively. A recent study has concluded that the forests are the viable ecosystem which can survive a disease better then any other ecosystem; followed by grasslands as the second best.

The study states that the chances of forests are better as the ecosystem contains many different species of trees and plants. The mix of several species in an ecosystem helps in surviving climate changes, pests and severe diseases. According to the study, the diversity of different biological species have a better rate of production than an environment which has only one species in it. The biodiversity will help produce the amount of energy that would best suit the needs of population.

7 0
3 years ago
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