Most Cnidarians Are Known to Produce Toxins

question 13

Multiple Choice

Most cnidarians are known to produce toxins. In fact, it has been claimed that one particular species produces the most deadly of all toxins on the planet. What feature of this group most likely evolved simultaneously with the development of these toxins?

• A) the medusa body form
• B) asexual reproduction
• C) diploblastic design
• D) bilateral symmetry in the mobile larval forms
• E) a slow- moving or sessile lifestyle in the adult

Identify sources and types of stem cells, including embryonic stem cells and induced pluripotent stem cells.

Discuss differential gene expression and its role in cellular differentiation and organism development.

Recognize the concept of nuclear equivalence and its implications for developmental biology.

Describe experimental techniques in cloning and stem cell research, including the role of environmental factors in cell development.

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Definitions:

Connective Tissue

Type of biological tissue that supports, connects, or separates different types of tissues and organs in the body, consisting of cells embedded in an extracellular matrix.

Orbicularis Oculi

A muscle surrounding the eye, responsible for closing the eyelids and enabling blinking and winking.

Inferior Oblique

A muscle in the orbit of the eye that contributes to lateral rotation and elevation of the eyeball.

Eyeball Movement

The motion of the eyes, controlled by the ocular muscles, allowing for visual tracking and focusing.