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mariarad [96]
3 years ago
9

PLEASEEE ANSWER IN NEXT 5 MIN Why do the cells need time to recover after the heat shock?

Biology
1 answer:
Margarita [4]3 years ago
5 0

Answer:

Following heat shock or electroporation, transformed cells are cultured in antibiotic-free liquid medium for a short period to allow expression of antibiotic resistance gene(s) from the acquired plasmid to begin (Figure 5). This step improves cell viability and cloning efficiency.

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Dioxin, produced as a by-product of various industrial chemical processes, is suspected of contributing to the development of ca
Oksana_A [137]

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

  •  growth factor receptors
  •  DNA polymerase
  •  transcription factors
  •  enhancers
  •  nucleosomes

Answer:

Transcription factors

Explanation:

The dioxin is an organic by-product formed from the chemical reaction of the organic compounds.

The dioxin is one of the causes of cancer in organisms and the can acts as teratogen during the development of the prenatal child.

The dioxin shows it affects by binding to specific receptors which can activate the transcription of genes and are thus called transcription factors. The dioxin binds these transcription factor called AH receptors and can cause cancer.

Thus, the Transcription factor is the correct answer.

5 0
3 years ago
What is the purpose of the dense hairs around the flowers of the woolly lousewort?
kogti [31]
The dense haris around the flowers of the woolly lousewort are vital because they<span> trap heat from the sun. So the correct option is B. Hope this helps a lot </span>
5 0
3 years ago
Read 2 more answers
The lumper potatoes that were grown in Ireland during the 1800s were essentially clones of one another. They all had the same ge
stira [4]

The question has options that are given as below:

A. Some potatoes would be more likely to have a genetic resistance to the disease and survive. B. The potatoes would have been able to trade genes so that they could survive the disease. C. More of the potatoes would have been edible varieties. D. None of the potatoes would have been infected by the disease.

Answer:

The correct answer is - A. Some potatoes would be more likely to have a genetic resistance to the disease and survive.

Explanation:

Genetic resistance is the capability or ability of some individual organisms of a population or species have to adapt the environmental or genetic changes and survive while other organisms of species are not able to do the same.

In this case, some of the potatoes more likely to show genetic resistance to the disease and condition and survive from the devastation of the potato blight

3 0
3 years ago
(21 points) Please help, need quick
tiny-mole [99]
Habitat: Coyotes are able to easily adapt to different habitats. They can be found living anywhere from the Sonoran Desert to large, populated cities.
Food: Coyotes will eat nearly anything. They hunt rabbits, rodents, frogs, fish, and even deer. they also eat insects, snakes, fruit, and grass.
Reproductive Process:  Reproduction<span> in the </span>coyote<span> is a very intricate </span>process<span>, as females are completely infertile for ten months out of the year, and males are sterile for eight. The </span>process<span> begins with several males vying for the attention of a single female.</span> In spring, females den and give birth to litters of three to twelve pups. Both parents feed and protect their young and their territory.
Human and Environmental Challenges: Coyotes face many challenges. They are often hunted by other larger animals. Humans also hunt them when they are interfering with their crops or livestock.
Migration pattern: <span>According to a study, coyotes migrated eastward via two main route: one that went through the northern United States, and one that went through the south. Oddly enough, the Northern and Southern coyotes seemed to meet midway</span>
5 0
3 years ago
BIOLOGY HELP!!!!!
Vlad [161]

1. The correct answer is pH.

The activity of the enzymes might be affected by environmental changes such as change in pH. Each enzyme has the point when it is the most active and this value is known as the optimum pH. Extremely high or low pH values can lead to loss of enzyme activity and stability.

Phosphofructokinase is sensitive to acidity, meaning that it is inhibited by low pH levels.

2. The correct answer is temperature.

Enzyme is sensitive to the environmental conditions such as temperature changes.

Temperature is a factor that usually increases the rate of enzyme-catalyzed reactions by increasing the activity of enzymes. But, after reaching the optimum temperature, reaction rate abruptly declines. This happens because enzymes are deactivated or denatured at a certain temperature (above 40° C).


8 0
3 years ago
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