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IRINA_888 [86]
3 years ago
15

Một phân tử ADN có cấu trúc xoắn kép, giả sử phân tử ADN này

Biology
1 answer:
Veseljchak [2.6K]3 years ago
5 0

Answer:

umm I can't understand this I'm very very sorry but please put me on the brainliest

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According to the miasma theory of disease what is the cause of the illness
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Answer:In miasma theory diseases were caused by the presence in the air of a miasma, a poisonous vapour in which were suspended particles of decaying matter that was characterised by its foul smell by removing the causes of bad smells reformers often inadvertently removed bacteria, the real cause of many diseases

Explanation:

7 0
3 years ago
What happens to species diversity WITHOUT Pisaster? *
stepladder [879]

Answer:

The starfish Pisaster ochraceus is a keystone species in the rocky marine intertidal communities off the northwest coast of North America. This predatory starfish feeds on the mussel Mytilus californianus and is responsible for maintaining much of the local diversity of species within certain communities. A keystone species is an organism that helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether. This means that if the species were to disappear from the ecosystem, no other species would be able to fill its ecological niche.

Explanation:

Hope this helps!

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2 years ago
What are two kinds of fermination?
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Two kinds of Fermentation are, Alcoholic and Lactic acid Fermentation.
3 0
3 years ago
In these imprinted cells, the SNRPN transcript overlaps with another gene, called UBE3A, which is transcribed in the opposite di
Radda [10]

Answer:

a. The maternal copy of UBE3A is expressed and the paternal copy is silenced.

Explanation:

When UBE3A chromosome is in neurons, paternal allele is silent and maternal allele is expressed in process of genomic imprinting. In some cases UBE3A is expressed from both paternal and maternal chromosomes. The paternal chromosome is blue whereas maternal chromosome is magenta.

5 0
2 years ago
The diagram shows two solutions separated by a membrane. Water molecules can cross the
Tatiana [17]

Answer:

partially permeable

Explanation:

A dilute solution contains a high concentration of water molecules, while a concentrated solution contains a low concentration of water molecules. Partially permeable membranes are also called selectively permeable membranes or semi-permeable membranes. They let some substances pass through them, but not others.

4 0
2 years ago
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