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Illusion [34]
3 years ago
8

Which type of molecule makes up the double layer of a cell membrane?

Biology
2 answers:
Natali [406]3 years ago
4 0
Phospholipids (lipids)
Taya2010 [7]3 years ago
4 0

Answer:

The double layers of cell membranes is made up of phospholipids molecule.

Explanation:

The double layers of cell membranes is made up of phospholipids molecule.

phospholipids are the main component of the cell membrane.

phospholipids made up of hydrophobic tail which contains two fatty acids and is the hydrophilic head that contains polar phosphate and glycerol.

The double layer of phospholipids assists as a barrier that provides only specific substances to move inside the cells.

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4 years ago
To transcribe means to ________________.
mestny [16]

Answer:

Hiya there!

Explanation:

Transcription is the process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA). DNA safely and stably stores genetic material in the nuclei of cells as a reference, or template.

<em><u>Hope this helped!</u></em>  ^w^

Credit sourced from "nature.com"

5 0
3 years ago
Competition between two species occurs when?
4vir4ik [10]

Answer:

Competition occurs when two organisms fight over a resource that they need. It is a negative/negative reaction. They also compete for mates. If resources are scarce the two species will fight over the resources for their own survival.

3 0
3 years ago
Identify the letter that indicates the vessel that arises from the union of the left and right brachiocephalic veins.
Mrrafil [7]

While looking at the figure, the union of the left and right brachiocephalic veins is Point A.

<h3>What are brachiocephalic veins?</h3>
  • The internal jugular vein and the subclavian vein join to form the brachiocephalic veins, also known as the innominate veins, which are substantial venous systems in the thorax.
  • On the right side of the upper chest, the superior vena cava is formed by the union of the left and right brachiocephalic veins.
  • These blood arteries are an essential part of the circulatory system in humans because they facilitate the removal of deoxygenated blood from the head and upper limbs.
  • The internal jugular vein on the right and subclavian vein on the left combine to form the brachiocephalic veins. Both the vena cava and the brachiocephalic veins lack valves.

To learn more about brachiocephalic veins with the given link

brainly.com/question/28095282

#SPJ4

5 0
2 years ago
^^^In Corn snakes, for the red gene, the allele for the presence of red pigment (R) is dominant and the allele for the absence o
Gemiola [76]

Answer:

25% of the individuals are expected to lack both colors in their skin.

100% of the progeny are expected to lack only the red color.

Explanation:

Due to technical problems, you will find the complete explanation in the attached files

Download pdf
8 0
3 years ago
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