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4 years ago

Need help pleasee anybody

Biology

2 answers:

rjkz [21]4 years ago

6 0

The first one since your doing on the whole neighborhood and not just that one location. You need find the average soil quality and so you need to sample 10 different locations in that neighborhood.

amid [387]4 years ago

6 0

Answer:

the first one

Explanation:

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What is the original source of all genetic variation

sattari [20]

Hello :)

Question: What is the original source of all genetic variation?

Answer: Mutation

Hope this helps and have a great day!

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3 years ago

What do aerobic respiration and anaerobic respiration have in common?

pogonyaev

Answer:

both begin with glycolysis

Explanation:

Imagine this answer says brainliest I could never lol just mark me fro helping thx qt's

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4 years ago

Decomposers are necessary in a food chain

DENIUS [597]

Decomposers are necessary in the food chain because they return nutrients to the ecosystem (2)

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3 years ago

Which diagnostic test is used for the direct visualization of ligaments, menisci, and articular surfaces of joints?

Sati [7]

Arthroscopy is done for direct visualization of the ligaments, menisci, and articular surfaces of the joints. Thus, option A is correct.

<h3>What is the role of ligament?</h3>

Ligaments are type of connective tissue which help to connect bones, joints and organs. It provide support internal parts of the body.

It is made of a band of connective tissue, collagenous fibre and spindle-shaped fibrocytes which is an elastic fibers.

Ligaments holds bones together, stabilize it, provide strength to joints etc.

By the use of Arthroscopy doctors can diagnose and treat the joint’s structural problems like any dysfunction. Hence, Option A is correct.

Learn more about ligament, here:

brainly.com/question/12977543

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Your question was incomplete. So the probable question was

Which diagnostic test is used for the direct visualization of ligaments, menisci, and articular surfaces of joints?

A. Arthroscopy

B. Muscle biopsy

C. Ultrasonography

D. Electromyography

3 0

2 years ago

Which of the following statements describes what happens to a molecule that functions as the reducing agent (electron donor) in

mr_godi [17]

Answer:

In a redox reaction, a reducing agent will donate electrons to another chemical species and then it becomes oxidized.

Explanation:

A redox or oxidation-reduction reaction is a chemical reaction where exchange of electron(s) happen between two chemical species (molecule, atom or ion). In this reaction, one chemical species act as an oxidizing agent while another will be a reducing agent.

An example of redox reaction is given in the attachment.

In a redox reaction, the oxidation number of a reducing agent will be increased, whereas oxidizing agent will be reduced.

8 0

3 years ago