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The cell membrane, because it controls what enters and leaves the cell. The cell membrane tries to prevent malicious bacteria from causing harm.

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Which organelle can be compared to a security guard who decides whom may enter a building and whom may not?

The organelle that can be compared to a security guard is the cell membrane. It regulates the movement of substances in and out of the cell, determining which molecules are allowed to enter or exit, much like a security guard controls access to a building. This selective permeability is crucial for maintaining the cell's internal environment and supporting its functions.


The organelle that is compared to a whip is a?

Flagellum


What is difference between the security system used in 1950 to the one used in 2008 in US?

There was very little security in the 1950's compared to what there was in 2008.


What is an organelle compared to in soccer?

An organelle can be compared to a player on a soccer team, as both have specific roles that contribute to the overall function and success of the system. Just as a forward focuses on scoring goals and a defender prioritizes stopping the opposition, each organelle performs specialized tasks within a cell, such as energy production or protein synthesis. Together, they work in harmony to ensure the cell, like a soccer team, operates effectively.


Why is it that a commercial security system for my business is much more expensive that the system at my house?

The security systems installed at commercial places have to cover larger areas and these places of more security risks. This demands highly advanced and sensitive security systems as compared to those at home. This is the main reason why commercial security systems are more expensive than home security systems.


How can a Life Shield Security be compared with Brinks Home Security System?

LifeShield Security is a security system that can be installed without professional help. It can be monitored by the homeowner, and does not rely on a single central alarm. Brinks Home Security is a similar system, as it includes an ADT signal and multiple alarms (such as fire and carbon monoxide alarms). Brinks has a monthly fee of $36.99, while LifeShield has a monthly fee of $29.99.


An organ is one organizational step lower than an a. system b. organelle c. cell d. tissue?

Organelle


Which organelle is analogous to the skeletal system?

The cytoskeleton.


What organelle controls the respiratory system?

Brain


Which organelle is like a road system?

the muscular system.. or the main part of your body.. the hand system.


What organelle works like the skeletal system?

The cytoskeleton


Where can I find a good, cheap security alarm system?

FrontPoint Security has been recognized on several occasions for their outstanding service. When compared side by side to other leading home security companies they have regularly come out on top. Please check the review at http://www.asecurelife.com/best-home-alarm-system for an example.