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Troyanec [42]
3 years ago
7

Refer to the stages of Meiosis shown in Figure 12-17. Events in which stages determine the assortment of genes in the gametes? E

xplain your answer.

Biology
1 answer:
Effectus [21]3 years ago
7 0
The assortment of genes is determined by metaphase 1 and 2 because thisnis where the chromosomes line up and where they will be sent (and separated) is determined now.
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It helps move wastes out of the cell and allows water and nutrients to move into the cell
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(a) E-cadherin growth suppressor genetic factor are significantly active space of analysis in growth and tumorigenesis. The calcium reliant connections between E-cadherin particles are essential for the creation and conservation of supporter connections in parts of animal tissue cell-cell interaction.

CAMs admire the cadherin glycoproteins ordinarily perform because the adhesive that grips cells along and performance as necessary intermediaries of cell to cell connections. E-cadherins, on the superficial of all animal tissue cells, are joined to the simple protein bodily structure complete connections with catenin’s within the protoplasm

(b) scleroprotein synthesis is exclusive assumed its closing gathering phase. justify this declaration. The last part originates from the establishment of precise amino acids admire Glycine, aminoalkanoic acid and Hydroxproline. scleroprotein additionally has 2 unusual spinoff amino acids that don't seem to be straight introduced throughout translation.

Collagen consists of three handcuffs. The manacles are looped along to create a multiple helix. the method of scleroprotein synthesis happens principally within the cells of fibroblasts that are specialised cells with the most perform of manufacturing collagen and stroma. scleroprotein mixture happens each intracellularly and extracellularly.

 

c. Laminin could be a substance of integrin’s receptors. it's AN RGD theme that dilemmas to RGD compulsory sphere on receptor. So as to investigate whether or not the somatic cell composition is because of compulsory of laminin to integrin’s, ab initio it's to be verified, that integrin’s are profusely articulated on the somatic cell semipermeable membrane. This may be achieved mistreatment technique examination via antibodies or by template RNA appearance by RT-PCR.

The appearance of those integrin’s may be inhibited mistreatment RNAi by siRNA method. The siRNA can destroy the template RNA for the integrin because it contains a balancing arrangement to the mRNA. The damage of template RNA can source decreased macromolecule appearance. The cells will then be coated on the 3 glazed plates makeshift, laminin. If the cells provide spherical cells, formerly the somatic cell composition are going to be because of integrin-laminin collaboration. The cells may be gathered and testes for somatic cell indicators that designated distinction to neuronal composition. If no diversity indicators are specificed in laminin covered plates with distorted cells as likened to the management cells that rapid integrin’s, then it's laminin integrin communication that's chargeable for the somatic cell composition see, simple protein thread designs can even be deliberate on top of things and distorted cells produce on laminin covered plates by technique.

Another technique which will be utilized is to pelt the philosophy plate with changed laminin macromolecule that absences the RGD themes. The somatic cell cell appearances will then be plated and refined on the management laminin and changed laminin missing RFD themes. If the somatic cell composition isn't ascertained, then it may be over that laminin-integrin connections are concerned in growth of the somatic cell composition.

(d) Glycosaminoglycans (GAGs) are necessary electronic warfare parts, as a result of they're extremely charged polymers that powerfully dilemma aquatic and ions, making state in electronic warfare areas, and since they dilemma and confiscate physiologically necessary proteins.

Proteoglycans facilitate control trails that management vegetative cell fate, and so represent a wonderful tool to control these trails. Although their position, there's a scarcity of knowledge linking glycosaminoglycan construction inside proteoglycans with vegetative cell variation.

7 0
2 years ago
Place the following events in sequence: A) Food enters your large intestine; B) Food enters your small intestine; C) Food enters
Anarel [89]

Answer:

The correct sequence is

1st step- Option C

2nd step- Option B

3rd step- Option A

Explanation:

Initially, when a person swallows the food, it goes into the stomach through a muscular type of tube which helps in the transportation of food items and liquids from the mouth into the stomach, which is commonly known as the esophagus.

After passing through this tube and reaching the stomach, the liquid and food items mix up with the juice that it produces, and eventually releases its particles into the small intestine. These transported particles are known as chyme.

As the food particles reach the small intestine, its muscles allow the food particles to mix up with the digestive juices that are released from the organs namely liver, pancreas, as well as the intestine and helps in the proper digestion of the food. The walls of the small intestine extracts the nutrients that are digested into the bloodstream, where the blood supplies the nutrients into the remaining parts of the body.

After the food is digested and nutrients are absorbed into the body, the remaining waste products or undigested particles are transported to the large intestine, where it extracts the water and converts the waste particles into the stool, which are later eliminated from the body.

Thus, the correct sequence is arranged above.

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