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dalvyx [7]
3 years ago
11

Which human activity has affected the nitrogen cycle? i. use of fertilizers ii. combustion of fossil fuels iii. deforestation?

Biology
1 answer:
horsena [70]3 years ago
8 0
Combustion of fossil fuels is the answer
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A macromolecule isolated from the bone of dinosaurs is found to have primary chains of nitrogen-carbon-carbon repeats. it would
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It would be classified as protein, or more precisly polypeptide chain.

Polypeptide chain is the basic component of proteins and it is composed of amino acids linked by peptide (amide) bonds. . A polypeptide is a long  and unbranched and  one or more polypeptides are arranged in a biologically functional way to form the protein with different functions.


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4 years ago
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​In a cross between individuals of a species of tropical fish, all of the male offspring have long tail fins, and none of the fe
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Answer:

The inheritance pattern is of sex-linked

Explanation:

Sex-linked traits are traits that are controlled by genes which are located on the sex chromosomes. Superscripts of the X or Y chromosome are written as the alleles for sex-linked traits chromosome.

In this case, since all of the male offspring have long tail fins, and none of the females possess the trait. Mating two of the F​1 ​fish fails to produce females with the trait. The sex-linked gene that is on the Y chromosome and is possessed only by males is the type of inheritance pattern that occurs here because after mating the two F1 fish no female produced possess the trait.

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3 years ago
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Choose the word that best completes this sentence. ________ can only grow and multiply within the cells of another living thing
kenny6666 [7]

Answer:

The word that best complete the sentence is VIRUSES.

Explanation:

There are different types of microorganisms, one of them is virus. Viruses are different from other forms of microbes because they need living cells to become active; outside living cells they are inactive and did not exhibit any of the features of living things.

Viruses only grow and multiply when they are withing the cells of another living thing; they do not have the capacity to survive and reproduce outside a living host.

4 0
3 years ago
When the pulmonologist discusses the condition in which a series of alveoli in the left lower lobe receive adequate ventilation
Vitek1552 [10]

Answer:

b. Alveolar dead space

Explanation:

Based on the information provided within the question it can be said that the statement that would best indicate that the nurse understands the condition would be "Alveolar dead space". This is because, this is the name of the condition being described by the pulmonologist. It is the sum of the volumes of the alveoli that are ventilated but not perfused due to almost no blood flowing through their pulmonary capillaries.

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What are all the known plastivores list them
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Hello User,

The Waxworm,meal worm, Greater wax moth

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