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The regulatory proteins that serve to prevent a cell from entering the S phase are called tumor suppressors. Tumor suppressors protect the cell that has DNA damage and stop it from moving to the next phase.

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What are the 3 things that regulate the cell cycle?

The three main regulators of the cell cycle are cyclins, cyclin-dependent kinases (CDKs), and checkpoints. Cyclins bind to CDKs to activate them at specific points in the cell cycle, triggering progression from one phase to the next. Meanwhile, checkpoints monitor cell cycle progression and can pause or stop the cycle if errors or damage are detected.


What happens during the g1phase?

During the G1 phase of the cell cycle, the cell grows in size, duplicates its organelles, and performs normal cell functions. It is also a phase where the cell synthesizes RNA and proteins required for DNA replication. Additionally, cells in the G1 phase monitor their internal and external environment before entering the S phase.


What happens if the synthesis of proteins and organelles are disrupted in G2?

If the synthesis of proteins and organelles is disrupted in G2 phase of the cell cycle, it can lead to cell cycle arrest. This can prevent the cell from progressing to the next phase (M phase) and may trigger cell death through apoptosis. Cells need to properly synthesize proteins and organelles in order to ensure accurate division and growth.


What are the control methods of the cell cycle?

The cell cycle is controlled by regulatory proteins called cyclins and cyclin-dependent kinases (CDKs), which work together to regulate the progression through each phase of the cell cycle. These proteins help ensure that cell division occurs at the right time and in the correct manner. Additionally, checkpoint proteins monitor the fidelity of DNA replication and repair any errors before the cell progresses to the next phase of the cycle.


What is meat emulsion?

Meat emulsion is a two phase system, with the dispersed phase consisting of either solid or liquid fat particles and the continuous phase being the water containing salts and dissolved, gelled and suspendedproteins. Thus they can be classified as oil-in-water emulsion. Meat emulsion is not a true emulsion since the two phases involved are not liquids and the fat droplets in a commercial emulsion are larger than 50 m in diameter and thus do not conform to one of the requirement of a classical emulsion. The continuous phase mainly consists of water, water soluble proteins and salt soluble proteins. The dispersed phase or discontinuous phase consists of fat droplets.The water soluble proteins are sarcoplasmic proteins such as myoglobin and other pigments, salt soluble proteins are myofibrillar proteins such as myosin, actin, and actinins.


What are the plasma proteins that are important in body defense?

The plasma proteins important in body defense include antibodies (immunoglobulins), complement proteins, and acute phase proteins. Antibodies recognize and neutralize pathogens, complement proteins enhance immune response and aid in pathogen destruction, and acute phase proteins help regulate inflammation and repair tissue damage.


When does the young plant start making its own seed?

After entering into reproductive phase and bearing flowers


The primary growth phase of a cell is?

The primary growth phase of a cell is known as G1 phase. In this phase, the cell grows in size, produces proteins, and carries out its normal functions. It is a key step in preparing the cell for DNA replication and division.


What happens in the G12 phase of mitosis?

In mitosis, the G1 phase is the period of cell growth, while the G2 phase is the period of further growth and preparation for cell division. The G1 phase's primary goal is to ensure that the cell is ready to replicate its DNA before entering the S phase.


What happened during g1 phase?

During G 1 phase, the cell grows in size and synthesizes mRNA and proteins that are required for DNA synthesis Cytoplasm is manufactured


What is the function of chloroform in RNA extraction?

Chloroform is used in RNA extraction to separate RNA from other cellular components based on differences in solubility. It helps in the denaturation of proteins and disruption of lipid membranes, allowing for the separation of RNA from DNA and proteins in the sample. By forming a distinct phase, chloroform enables the isolation of RNA in the aqueous phase for downstream analysis.


What do G1 and G2 represent?

G1: growth s: synthesis, where DNA is copied g2: growth again M: mitosis, when cell divides