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3 years ago

In 1962 who was awarded the nobel prize for the discovery of the structure of dna

1 answer:

3 0

The answer to that is James Watson and Francis Crick although if you search up on a search engine who found it Francis Crick will only show up.

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Which product is missing from the Kreb's cycle? Pyruvate + Oxygen → _________ + 2 ATP Group of answer choices ATP Oxygen Water C

V125BC [204]

The Krebs cycle produces 2 ATP, 6 NADP, 2 FADP, and CO2, so I'd say carbon dioxide.

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3 years ago

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Describe the experiment, to show that light intensity, water, chlorophyll, and cabondioxide are needed for photosynthesis

lisov135 [29]

Answer:

Is light needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. a. cut the leaf in 2

b. 1 part in an opaque box and 1 part in a transparent box (one with light and one without)

3. Test for starch (BEWI)

B. Is carbon dioxide needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. a. cut the leaf in 2

b. 1 part in a box with CO2 absorber and 1 part in box with a CO2 provider

3. Test for starch (BEWI)

C. Is chlorophyll needed for photosynthesis?

1. Destarch the plant (remove previously made starch from plant)

2. Use a variegated leaf

3. Test for starch (BEWI)

B E W I

1. Put leaf in boiling water to destroy the cell membrane and denature enzymes

2. Ethanol in a hot water bath to remove chlorophyll

3. Warm water to soften the leaf

4. Add drops of iodine solution

Explanation:

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2 years ago

ᴡʜᴀᴛ ɪꜱ ᴄʜᴀʀᴄᴏʟ ?? <br>ᴅᴇꜰɪɴᴇ ɪᴛ

love history [14]

Meaning: A dark color or material obtained by heating organic matter or wood.

7 0

3 years ago

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PLEASE HELP<br><br> Explain the difference between Positive and<br> Negative Tropism

gayaneshka [121]

Answer:

Tropism can be called positive or negative. Positive tropism is movement or growth towards a stimulus, whereas negative tropism is the movement or growth away from a stimulus.

Explanation:

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3 years ago

How did scientists determine SM0313 is the oldest star ever discovered?

Olin [163]

Answer:

The star sm0313, was discovered using the ANU skymapper telescope at the siding spring observatory and later confirmed by the megellan telescope in Chile. Somewhat surprisingly, it's located a "mere" 6,000 thousand light-years away, they origins date back to the beginning of time.

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3 years ago

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