Explanation:
Cells and tissues are both fundamental components of living organisms, but they serve different roles and have distinct characteristics:
Cells:
Cells are the basic structural and functional units of life.
They are the smallest living entities in the body.
Cells can perform a wide range of functions depending on their type, such as nerve cells transmitting signals, muscle cells contracting, or blood cells transporting oxygen.
Cells can exist independently as single-celled organisms (e.g., bacteria) or as part of multicellular organisms.
The human body is composed of trillions of cells with various specialized functions.
Tissues:
Tissues are groups of similar cells that work together to perform specific functions.
Tissues are formed when multiple cells of the same type come together and organize themselves to carry out a particular task more efficiently.
There are four primary types of tissues in the human body: epithelial tissue (covering and lining), connective tissue (support and protection), muscle tissue (movement), and nervous tissue (communication and control).
Tissues are organized into organs, and organs work together to form organ systems, ultimately contributing to the functions of the entire organism.
In summary, cells are the fundamental units of life and can exist independently or as part of tissues. Tissues, on the other hand, are groups of similar cells organized together to perform specific functions within an organism. Cells make up tissues, and tissues, in turn, make up organs and organ systems in complex multicellular organisms.
b. Orange juice and graham crackers
c. Peanut butter on whole-wheat toast
d. Bread sticks with low-fat dressing
Answer:
Fallacies can be created and spread by people or companies who want to sell a product to make money. Fallacies can also be created and spread intentionally or unintentionally by people who have misunderstood a concept.
Explanation:
b. estrogen level falls.
c. progesterone level falls.
d. egg is fertilized.
The inflammatory response can cause
a. permanent immunity.
b. pain, swelling, and a local rise in temperature.
c. antibodies to bind to antigens.
d. cytotoxic T cells to attack infected cells
Dealing with an irritating and disrespectful sibling can be challenging. Here are some tips on how to handle such a situation:
Remember that it may take time to see improvements in your relationship with your brother, and it's okay to seek help from adults or professionals if needed. Your own well-being is essential, so make sure you're taking care of yourself during this process.