Testosterone is a steroid. Its physiological functions are:
Determines the the gender of a developing embryo
Development of reproductive organs and the prostrate gland in males
Responsible for secondary sexual characteristics in males such as deeper pitch, increased muscle bulk, hair on the upper lip
Regulates normal sperm development
Another is cholesterol. Physiological functions are:
Helps maintain the structure of cells and vessels improving overall health and function in the body.
Percursor to important sex hormones such as testosterone and estrogen.
Used as an insulator around nerves and is absolutely essential for brain function.
Precursor to Vitamin D, which supports a healthy immune and nervous system
Neurological - by nerves
Endocrinological - by blood and secrets
Answer:
The cells belong to the tissue level of organization
Explanation:
Living organisms are composed of four levels of organization; the cell, tissues, organs and organ systems.
The cell is the basic unit of life and the smallest level of organization.
Tissues are group of cells with a common origin which work together to perform a similar function.
Organs are composed of different types of tissues and perform various complex functions. in the organism.
Organ systems are groups of organs that perform similar functions or which work together for a specific function.
A plant leaf is an organ which is made up of various tissues such as the dermal, vascular and ground tissues.
The dermal cells known as the epidermis belong to the tissue level of organization as they perform a similar function of protecting against mechanical injury and invasion by microorganisms
<span>I believe you are looking for the term, Dichotomous Keying.</span>
Answer:
Each component is in balance with the other components. As long as the components are in balance, the ecosystem can remain stable and healthy. Ecosystems may remain stable for many years if the different components are balanced.