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lara31 [8.8K]
3 years ago
5

How would a problem with the respiratory system could directly affect the cardiovascular system

Biology
1 answer:
matrenka [14]3 years ago
8 0
Your lungs absorb things into your blood one of the many being oxygen but if something else gets in it can be absorbed into the blood stream and carried to the cardiovascular system where it can then cause damage
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Can someone help me with this 1-6
Elena L [17]

Answer:

1. sperm cell

2.testicles

3.egg

4.ovary

5.fertilization

6.fertilized egg = foetus

Explanation:

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3 years ago
There are many different types of scientific investigations, including controlled experiments, observational field studies, the
ArbitrLikvidat [17]

Eyyy we both Supreme!


Yo answer is A. Sorry about the wrong answer.

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3 years ago
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In Photosystem II, an excited electron helps pump hydrogen into the thylakoid. What are the hydrogen ions used for? Explain how
Darya [45]

After the special pair gives up its electron, it has a positive charge and needs a new electron. This electron is provided through the splitting of water molecules, a process carried out by a portion of PSII called the manganese center^9 . The positively charged P680 can pull electrons off of water (which doesn't give them up easily) because it's extremely "electron-hungry."

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3 years ago
En un bosque oscuro, ¿qué variación de la polilla salpicada se reproduciría en
julia-pushkina [17]

Answer:

Condiciones ambientales adecuadas.

Explicación:

La variación de la polilla moteada se reproduciría en mayor número debido a las condiciones ambientales adecuadas. El color oscuro del bosque ayuda a la polilla moteada a esconderse de sus depredadores que se alimentan de ellos y provoca la disminución de la población de polillas. Es un proceso de selección natural en el que la polilla de color oscuro sobrevive y aumenta la población debido al color oscuro del bosque, mientras que la población de polilla de color claro disminuye debido a la alta depredación.

7 0
2 years ago
One stage in the lysogeniclife cycle has been shown to cause
Anettt [7]

Answer:

In the stage of integration of the viral DNA into the host's cell, it is created the prophages. In this interaction, lysogenic conversion may occur, when a prophage induces a change in the phenotype of its host

Explanation:

The lysogenic cycle is a stage of reproduction of some viruses that infect bacteria, inserting their DNA into the bacterial cell. Together with the lytic cycle, they make up the two cycles of viral reproduction.

In the lytic cycle, the genetic material inserted synthesizes RNA that will form the capsids of the new phages and will eventually cause lysis and cell death. In the lysogenic cycle, viral DNA is integrated into the genome of the bacteria. The bacteria will live and reproduce, also replicating viral DNA in new bacteria without the virus manifesting itself. At the moment in which the DNA of the virus separates from the genome of the bacterium, the lytic cycle begins.

In the process of integrating the viral DNA into the bacterial genome, changes in the phenotype of the bacterium, generally associated with its pathogenicity, can occur, to increase the host's survival capabilities, this process is called lysogenic conversion. Even a non-pathogenic bacterium can permanently become pathogenic by lysogenic conversion.

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