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vova2212 [387]
3 years ago
5

The most protective epithelium is a [?][?] epithelium which is found in the outer layer of the[?] as a barrier to the external e

nvironment as well as lining the upper GI tract such as in the[?]
Biology
1 answer:
OLga [1]3 years ago
4 0
Keratinized, <span>stratified columnar, </span>
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Producers are able to:
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3 years ago
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A small branch of the optic nerve, known as the ____ path extends directly from the retina to the scn.
svetoff [14.1K]

Answer;

Retinohypothalamic path


A small branch of the optic nerve, known as the retinohypothalamic path extends directly from the retina to the SCN.


Explanation;

The SCN is an abbreviations for suprachiasmatic nucleus or nuclei; which is a region in the hypothalamus. that is responsible for controlling circadian rhythms.

Retinohypothalamic path is a neural input pathway that extends directly from the retina to the SCN.


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2 years ago
Mitochondria are thought to be the descendants of certain alpha proteobacteria. They are, however, no longer able to lead indepe
defon

Answer:

E) horizontal gene transfer

Explanation:

Horizontal gene transfer can also be referred to as lateral gene transfer. It is the transmission of deoxyribonucleic acid (DNA) between different genomes.

Horizontal gene transfer has been shown to occur between different species, such as between prokaryotic and eukaryotic organisms.

Horizontal gene transfer is made possible by the existence of genetic elements, such as plasmids, transposons, and bacteriophages (bacteria that infects viruses).

3 0
3 years ago
Which of the following statements is true concerning humans?
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Match the words to the definitions
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Sexual Reproduction
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