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2 years ago

Why was important for Miller and Urey to sterilized the apparatus to kill any bacteria in it?

Biology

1 answer:

Elena L [17]2 years ago

3 0

Answer:

The Miller–Urey experiment (or Miller experiment) was a chemical experiment that simulated the conditions thought at the time to be present on the early Earth, and tested the chemical origin of life under those conditions. The experiment supported Alexander Oparin's and J. B. S.

Explanation:

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Select all choices that apply. Which of the following statements apply to the New Kingdom? Choose all answers that are correct.

crimeas [40]

Answer=B & C

A. Doesn't apply. Egyptians began using papyrus in the Old Kingdom

B. Does apply. King tut was pharaoh during the 18th dynasty, which was in the New Kingdom

C. Does Apply. Akenaten began pushing for monotheism in the 18th dynasty, which was during the new kingdom.

D. Doesn't apply. Egyptians were embalming s far back as the Old Kingdom.

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3 years ago

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Whiteflies are common pest insects found on cotton, tomato, poinsettia, and many other plants. Nymphs are translucent and mostly

kaheart [24]

Answer: Comparing the rates of predation on whitefly nymphs coated with a nontoxic dye versus the undyed whitefly nymphs.

Explanation:

A hypothesis refers to an assumption, which is proposed for the sake of an argument which is tested to ascertain if it's true.

The hypothesis can be tested by comparing the rates of predation on whitefly nymphs coated with a nontoxic dye versus the undyed whitefly nymphs.

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3 years ago

Identify the systems that move your body,and explain how these systems work together? If you answer my question I'll answer one

aliina [53]

Nervous System
Skeletal System
Muscular System.

The Nervous System fires electrical signals to your muscles, galvanizing them into action and making them move. The Skeletal System helps to support the Muscular System and move blood throughout your body so your body can receive oxygen. Your Muscular System in turn keeps your heart beating and helps you with locomotion.

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2 years ago

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List the functions of proteins in the text area below.

Wittaler [7]

Answer: 1- Maintenance of oncotic pressure: prot. are macromolecules that hydrate in the plasma and exert a PO retaining water in the vascular medium, all prot. mainly albumin

2- Buffer role: all prot. Plasma acts as a buffer because of their hydrophobic character thus participating in the regulation of acid-base balance

3- Transport function Albumin.Tyroxine binding protein (TBP), transferrin, apoproteins..etc.

4- Enzymes and coenzymes: renin, orosomucoid (coenzymes of LPL)

5- Role in coagulation and fibrinolysis: fibrinogen, thrombin. antithrombin

6- Role in immunity: Ig (lgA JgG.lgM) and complement proteins

7- Role in the allergic: IgE and complement fractions

8- Role in inflammation: α1 antitrypsin, orosomucoides .cerulioplasmin, cytokines, CRP

9- Hormonal role: insulin, glucagon, pituitary stimulins (TSH, FSH, LH)

10- And finally a structural role (such as actin or tubulin that participate in the architecture of the cell, the keratin that makes

Explanation:

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3 years ago

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Engineers design a system for heating the air in a house. They want the

blsea [12.9K]

Answer:

sabias que ayer estaba comiendo y casi me muero por culpa de un macarrón.

Explanation:

Respecto a la pregunta, talvez sea julieta el problema.

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2 years ago

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