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PtichkaEL [24]
4 years ago
11

A catastrophic event that causes many different species to disappear in a short period of time is known as a

Biology
2 answers:
julia-pushkina [17]4 years ago
7 0

Answer: C

Explanation: This is the definition of mass extinction.

Luden [163]4 years ago
4 0

Answer:

Extinction

Explanation:

Extinction is the disappearance of all members of a species. A species is considered extinct from the moment the last individual dies. In the case of species that reproduce sexually, extinction is generally unavoidable when only one individual of the species remains, or only individuals of the same sex, since there is no way they can reproduce to give continuity to their species.

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Arteries carry oxygenated blood away from the heart and typically have ________________ blood pressure. Veins carry deoxygenated
KatRina [158]
The correct answer is high, low.

Arteries are part of the circulatory system and are responsible for carrying blood away from the heart and around the body. The arterial blood is oxygenated and this process ensures that every tissue around the body will receive oxygen and nutrients through this blood flow.

Veins are also part of the circulatory system and are responsible for carrying the deoxygenated blood from the tissues back to the heart.

Venous pressure is much lower than the arterial pressure. More specifically, venous pressure ranges from 5 to 8 mmHg, while arterial pressure ranges from 15 to 30 mmHg.
4 0
3 years ago
Phosphorescence is a phenomenon associated with which algal division?
Viefleur [7K]
The correct answer is (b.) euglenophytes. Phosphorescence is a phenomenon associated with an algal division called euglenophytes. Euglenoids are one of the most known flagellates which are excavated eukaryotes of the phylum euglenophyte. Euglenophytes are single-celled plant-like protists that have no cell wall.
3 0
4 years ago
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Which is not a major difference in the organization or content of prokaryotic and eukaryotic genomes?
bulgar [2K]

Answer:

All of the above are true

Explanation:

Organisms possess two types of genome viz; prokaryotic genome and eukaryotic genome. The eukaryotic genome is possessed by cells with a well-defined nucleus, where their genetic material (DNA). The prokaryotic genome, on the other hand, lacks a membrane-bound nucleus. The major organization or content between these two genomes are:

- Prokaryotic genomes generally have less DNA and fewer genes than eukaryotic genomes.

- Prokaryotic genomes have fewer repeated sequences and noncoding, intragenic sequences than eukaryotic genomes.

- Most prokaryotic genomes are contained in one circular chromosome while most eukaryotic genomes are contained on several linear chromosomes.

- In general, eukaryotic genomes contain many introns, repeated sequences, and transposable elements.

Based on this, all of the above options are TRUE

6 0
3 years ago
The physical properties of a material depend on its
agasfer [191]
A chemical properties
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3 years ago
In both mitosis and meiosis, _________ must occur for the process to continue to completion.
Anarel [89]
Chromosome replication must occur for the process to continue.
4 0
3 years ago
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