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Brums [2.3K]
3 years ago
12

Historically, the greatest threats to human health came from…

Biology
1 answer:
Lorico [155]3 years ago
5 0

Answer:

The answer would be pathogenic organisms!

hope this helps!

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In a coal-burning power plant, the coal is an example of a system _____.
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I believe the answer is E) Input
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What’s the answer please??!!!
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What is the most significant role of homologous recombination in eukaryotes that is not found in prokaryotes? exchange of geneti
Luden [163]

Answer:

The correct answer is "exchange of genetic information between parental chromosomes".

Explanation:

Homologous recombination is a genetic recombination that occurs when two similar or identical molecules of DNA exchange some of its nucleotide sequences. This type of recombination is most widely used for DNA repair purposes, however this is not distinctive of eukaryotes as prokaryotes use it as well. Therefore the most significant an unique role of homologous recombination in eukaryotes is the exchange of genetic information between parental chromosomes. This particular function is known as chromosomal crossover and it is only found in eukaryotes.

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How does a mitochondrial facilitate the movement of some materials between cells?
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Answer:

The key function of the mitochondria is to supply energy by the mechanism of aerobic respiration for cellular activity. Glucose is converted in the cytoplasm of the cell in this step to form pyruvic acid, which is transferred into the mitochondrion.

Explanation:

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Necesito ayuda Comparaciones del sistema digestivo de los animales: Rana, tiburón, gallina, vaca e iguana
Grace [21]

Answer:

The digestive system of Frog, shark, chicken and cow are the following:

Explanation:

The digestive tract of frog is divided into foregut that consist of esophagus, stomach, duodenum, liver, pancreas, gall bladder and midgut/hindgut where intestine is present. The digestive system of frog comprise of oral cavity, pharynx, esophagus, stomach and intestine. The digestive system of chicken consist of beak, crop, proventricular, ventriculus, small Intestine, large Intestine and Cloaca. The digestive system of cow comprise of mouth, esophagus, rumen, reticulum, omasum, abomasum,  small intestine and large intestine.

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