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Fudgin [204]
3 years ago
6

I need help with the question 3

Biology
1 answer:
LenaWriter [7]3 years ago
7 0

Answer:

The correct answer is C in presence of oxygen production of acetyl CoA,TCA cycle and electron transport chain occur in a proper order.Whether in absence of oxygen lactic acid fermentation or alcoholic fermentation occurs.

Explanation:

Aerobic respiration occur in presence of oxygen which involves glycolysis,TCA cycle and electron transport chain.Aerobic respiration result in the catabolism of glucose to generate CO2,H2O and ATP.

     But in absence of oxygen or during anaerobic condition pyruvic acid is converted to either lactic acid by pyruvate dehydrogenase or to ethanol through alcoholic fermentation.

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On a tour of African countries, Mark contracts a bad case of traveler's diarrhea. Because he can't eat very much, his body start
melomori [17]
<h2>e) option is correct </h2>

Explanation:

Traveler's diarrhea is an intestinal infection that occurs as a result of eating or drinking contaminated food or water, food handlers who do not wash their hands after they use the bathroom can transmit the infection to people who consume the contaminated food

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7 0
3 years ago
How do biologists use genetic engineering to build recombinant DNA?
coldgirl [10]

they combine the DNA of two different organims.

Explanation:

they join together genetic material especially the DNA from different biological species

8 0
2 years ago
What factor causes the dna fragments to move in this technique
kkurt [141]
I believe the answer would be <span>Gel electrophoresis.</span>
3 0
3 years ago
PLEASE HELP ME!!!!!!
Brrunno [24]

Answer:

By using specialized external systems.

Explanation:

To maintain homeostasis, unicellular organisms grow, respond to the environment, transform energy, and reproduce.

6 0
3 years ago
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