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nexus9112 [7]
4 years ago
15

A scientist collected samples of organisms from a local stream. what was the scientist testing?

Biology
1 answer:
11Alexandr11 [23.1K]4 years ago
4 0
They were studying the effects of acid rain on different aquatic organisms 

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What is the role of waxes?
Leona [35]
Serve as energy-storage substances in plankton etc .
8 0
3 years ago
Neurons are ______, meaning they respond to changes in their surroundings with changes in their membrane potential.
aleksley [76]

According to the research, the correct option excitable cell. Neurons are excitable cells, meaning they respond to changes in their surroundings with changes in their membrane potential.

<h3>What are Neurons?</h3>

It is defined as the excitable basic units that, together, form the nervous system that receive and emit electrical signals, interconnect forming communication networks that transmit signals through different areas of the nervous system through nerve impulses.

They are a highly specialized type of cell, depending on the distribution of charges on both sides of the neuron, which translates into the ability to conduct nerve impulses throughout the vast neuronal network (excitability).

Therefore, we can conclude that according to the research, excitable cell. Neurons are excitable cells, meaning they respond to changes in their surroundings with changes in their membrane potential.

Learn more about Neurons here: brainly.com/question/10701825

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7 0
2 years ago
2.What two things do roots do?
Rashid [163]

Answer:

take nutrient from underground.

surport the tree

Explanation:

i hope it helps you

8 0
3 years ago
Based on his job duties, what kind of support services professional is Timothy? What type of skills are critical to Timothy's wo
Travka [436]

Answer:

1C: head of security

2A: interpersonal

Explanation:

Timothy is the head of security and its job requires him to work with law enforcement  personnel if a security threat situation arises. Interpersonal skills are the type of skills are critical to Timothy's work. Interpersonal is relating to relationships or communication between people and we can say that this skill is important for the head of security to do his job efficiently and in a good manner.

5 0
3 years ago
What human activities are responsible for soil erosion happening at advansed rates
butalik [34]
Aside from desertification, there is no doubt that human activities are a major cause of soil erosion in general. Construction of roads and buildings, logging, mining, and agricultural production have resulted in large amounts of soil erosion in the U.S. and around the world.

Hope this helps
3 0
3 years ago
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