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icang [17]
3 years ago
5

Which of the following is NOT an example of a fossil? *

Biology
1 answer:
denpristay [2]3 years ago
3 0

Answer: mineral deposits can not be used as an example of fossil

Explanation:in evolution theory, both bones and footprints were used for fossil record

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Cells secrete hydrochloric acid as well as intrinsic factor which is necessary for the absorption of
sleet_krkn [62]

Is necessary for the absorption of vitamin B12 in the small intestine. Chief cells, Located primarily in the basal areas of gastric glands are chief cells, which secrete pepsinogen, the inactive proenzyme form of pepsin.

<h3>Which vitamin requires intrinsic factor which is secreted by the stomach in order to be absorbed?</h3>

Intrinsic factor is a protein that aids intestines absorb vitamin B12. It is created by cells in the stomach lining.

Thus,  Chief cells,Located primarily in the basal areas of gastric glands are chief cells, which perspire pepsinogen, the inactive proenzyme form of pepsin.

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7 0
2 years ago
Define foreground,mid ground and background plants aquatic science
slamgirl [31]

Answer:

Hope I managed to help in parenthesis my own ideas

Explanation:

-Foreground aquarium plants are ideally aquatic plants that are placed at the base of a hardscape layout, near the midground area. Alternatively, foreground aquarium plants are also referred to as carpeting plants.(small close to the ground usually bushes or small plants.(weigela, moss)

- Midground aquarium plants are ideally aquatic plants that are placed in the midground at a medium height of a hardscape layout. These plants really help to fill in the central focal point of a planted tank.(Medium size plants(sunflower) or small trees(new oak tree))

- A background plant is a type of plant that provides a backdrop for smaller plants. A hedge can be a type of background plant design, if the hedge is lined with smaller flowers.(huge 200+ old trees dominating the forest)

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3 years ago
The perivascular feet of the ______ help create a blood-brain barrier. multiple choice question.
vovangra [49]

The perivascular feet of the <u>endothelial cells</u> help create a blood-brain barrier.

<h3>What are endothelial cells?</h3>

Endothelial cells can be defined as those type of cells found in the inside lining of blood vessels, lymph vessels, and the heart.

Interestingly, the major function of the edothelial cells is that they release substances that control vascular relaxation and contraction as well as enzymes that control blood clotting, immune function and platelet (a colorless substance in the blood) adhesion.

So therefore, the perivascular feet of the endothelial cells help create a blood-brain barrier.

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2 years ago
Where are the majority of chloroplasts found within plants
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Chloroplasts are organelles found in plant cells and eukaryotic algae that conduct photosynthesis. Chloroplasts absorb sunlight and use it in conjunction<span> with water and carbon dioxide gas to produce food for the plant.</span>
6 0
4 years ago
What is the most common mental health diagnosis for youth in detention and correction facilities?
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Depression is the most common mental health diagnosis

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