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son4ous [18]
2 years ago
7

PLEASE HELP ME, I REALLY NEED THIS ANSWERS NOW!!!!! WORTH 130

Biology
2 answers:
xz_007 [3.2K]2 years ago
8 0
1. gold

2. 48 pounds of carbon dioxide is added to the atmosphere per year. atmospheric oxygen levels decrease.
aev [14]2 years ago
6 0

Answer: 1)  Eurasian water millfoil

               2) Gold

                3) A

Explanation:

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According to biochemist sidney fox, once amino acids formed in the oceans, they may have collected in small pools to form small
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Formed tiny polypeptides known as Proteinoids when they gathered in little pools.

<h3>What is a polypeptide and how does it work?</h3>

Polypeptides. By joining many amino acids together, polypeptides contribute to the creation of proteins. When two or more polypeptides are joined together to form a protein, the resulting structure is unique to that protein.

<h3>What conclusions did Sidney Fox's experiment reach?</h3>

In the 1950s, Sidney Fox demonstrated that when amino acids were splashed in hot, dry circumstances, they immediately polymerized into proteins. Other studies that used cyanide, clays, and heat to cause the polymerization of amino acids into proteins were effective.

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1 year ago
Why were no chloroplasts found in the onion cells? (hint: think about where you find onions)
Ivan

Onion is an underground crop and it have no involvement in the photosynthesis. So it have no chloroplast in their cell.

Hope this helps!

-Payshence

3 0
3 years ago
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Which of the following diseases is caused by a virus?
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I would say B is the answer because Athlete's Foot is an infection, African Sleeping Sickness is caused by a parasitic disease, and tuberculosis is a disease.
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3 years ago
A group of scientists believes that a pigment found in red vegetables helps cells to live longer. They test their theory by inje
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Standard radiographic protocols may be reduced to include two views, at right angles to each other, in which of the following si
Vesnalui [34]

A: no  

In barium examinations, you want to see if something it's obstructing, like the colon. You only use a front view.

B: yes

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And, is the only radiographic tool that can be done in antero-posterior and lateral views.

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When you are looking for trauma or bone breakage, you may need only a side view or front view.

D: yes

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3 0
3 years ago
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