True or False

What was the second organism to be found here on planet Earth? *

mafiozo [28]

What was the second organism to be found here on planet Earth?

Prokaryotes

The prokaryotes are considered to be the most oldest on earth. The first found organism on earth was bacteria and then many other Prokaryotes were found...~

7 0

2 years ago

Read 2 more answers

How does the contractile vacuole in a single-celled organism function to maintain homeostasis?

dlinn [17]

Answer:

ifhdiuanv ;dj

Explanation:

7 0

3 years ago

Although your sister is not a scientist, she says that she uses scientific techniques in her everyday life. You do not believe h

Andrej [43]

Answer:

e

Explanation:

4 0

4 years ago

The body produces antibodies complementary to foreign antigens. The process by which the body comes up with the correct antibodi

lys-0071 [83]

The question is incomplete as it does not have the options which are:

going to a tailor and having a suit made to fit you
selecting a lottery prize-winner by means of a random drawing
going to a shoe store and trying on shoes until you find a pair that fits
ordering the lunch special at a restaurant without looking at the menu
picking out a video that you haven't seen yet

Answer:

Going to a shoe store and trying on shoes until you find a pair that fits

Explanation:

Antibodies are the immunoglobulin molecules secreted by the B cells which help the body providing the immunity as they interact with the antigen and help immune system to produce a response.

The variety of the B cells are produced by the body in response to different antigens which produce different type of antibodies. This interaction of antigen and antibodies is known as the complementation and just appear like if you are going to a shop to buys a pair of shoes and tries different shoes to find the best shoe of best size.

Thus, the selected option is correct.

4 0

4 years ago

Question 1 6 pts

balu736 [363]

uestion 1 6 pts

In a lab report, the hypothesis should be in the "method" section.

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False

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Question 2 6 pts

In a lab report, the background information / research should only be one sentence.

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False

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Question 3 6 pts

In a lab report, the "materials" section is a bulleted list of the materials used.

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False

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Question 4 6 pts

In a lab report, the "statement of purpose" is in the "introduction" section.

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False

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Question 5 6 pts

In a lab report, a discussion of the results should be in the "results" section.

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False

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Question 6 6 pts

In a lab report, any errors made should be mentioned in the "discussion" section.

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False

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Question 7 6 pts

In a lab report, a numbered, step-by-step set of instructions for performing the experiment should be in the "discussion" section.

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False

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Question 8 6 pts

In diffusion, solute moves from an area of high concentration to an area of low concentration.

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False

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Question 9 6 pts

In osmosis, the solvent moves.

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False

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Question 10 6 pts

One of the products produced in photosynthesis is glucose.

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False

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Question 11 6 pts

The order of mitosis is: interphase, prophase, anaphase, telophase, metaphase.

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False

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Question 12 7 pts

Human cells have 17 chromosomes.

True

False

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Question 13 7 pts

Meiosis is involved in the production of gametes.

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False

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Question 14 7 pts

Plant cells have a cell wall.

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False

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Question 15 7 pts

ATP is produced in the mitochondria.

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False

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Question 16 6 pts

In the process of cellular respiration, ATP is produced

True

False

8 0

3 years ago