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Reil [10]
3 years ago
6

Help... I have number one done I just need to awnseres to 2 and 3

Biology
1 answer:
alexandr402 [8]3 years ago
7 0
Answer:
2)first the tou he pushes the food into throat,then the epiglottis folds to cover voice box.the esophagus contracts and moves food toward the stomach
3)nasal/oral cavity to pharynx to trachea to primary bronchi to secondary bronchi to tertiary bronchi to bronchioles to alveoli
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The location of the Krebs cycle enzymes in eukaryotes is in the mitochondria, while in bacteria the enzymes are found in the ___
kherson [118]

Answer:

cytoplasm

Explanation:

Bacteria as a prokaryotic cell and prokaryotic cells do not have true nucleus or membrane bounded organelles. Therefore all biological activities takes place in the cytoplasm of the cell as well as the enzymes needed for the synthesis of fatty acid are found in the cytoplasm.

5 0
3 years ago
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A microbiologist has identified a new gram-negative pathogen that causes liver disease in rats. She suspects that the bacterium’
valina [46]
<h2>Koch's postulates </h2>

Explanation:

Koch formulated a set of criteria that could be used to identify the pathogen responsible for a specific disease and these criteria came to be known as Koch’s postulates:

The organism must be regularly associated with the disease and its characteristic lesions

The organism must be isolated from the diseased host and grown in culture

The disease must be reproduced when a pure culture of the organism is introduced into a healthy, susceptible host

The same organism must be re-isolated from the experimentally infected host

In the given hypothesis , Koch's postulates could be used as:

1) identify pathogen associated with disease 2) isolate or purify pathogen 3) test subject gets pathogen 4) same disease/ causes liver disease or not

3 0
3 years ago
Source-control programs are aimed at limiting the cultivation and production of illicit drugs.
xxMikexx [17]

The statement is "True".<span>

<span>Source control program are aimed to reduce the cultivation of opium, coca, marijuana, poppies etc and their eradication along with other measures. The idea is that when there will be fewer crops available for the drug production, the price will increase and potentially less people will have access to drugs. </span></span>

4 0
4 years ago
The expression of a trait is directly dependent on the
Lemur [1.5K]

Answer: B

Explanation:

The question wants to know what the expression is directly dependent on.

The sequence of genetic expression goes like this:

  DNA -> RNA -> protein

If we want to know the root cause of expression, we must look at the DNA, not the RNA or protein, because DNA determines the RNA and protein expression.

 

The  Shape of subunits in DNA -> Sequence of bases coded for by the ribosome with RNA -> Arrangement of amino acids in the protein synthesized.

Why not C: Number of chromosomes present isn't a factor, because most humans, barring those with a genetic disorder, have 23.

5 0
3 years ago
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Which of these is true about inherited traits?
ahrayia [7]
Traits may be determined by multiple genes.
6 0
3 years ago
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