Answer:
C ring-tailed opossums ur welcome
Explanation:
<span>When the phenotype of a heterozygous is intermediate between both homozygous, the pattern of inheritance is incomplete dominance.</span>
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
Explanation:
In the majority of cases, the extra copy of chromosome 21 comes from the mother in the egg.
In a small percentage (less than 5%) of cases, the extra copy of chromosome 21 comes from the father through the sperm.
In the remaining cases, the error occurs after fertilization, as the embryo grows.
