Missing the beginning of the film. The film explores the structure and function of plant and animal cells using a microscope. It begins with observing onion cells, highlighting their components such ...

The functions of biomolecules, including lipids, nucleic acids and especially proteins are determined to a great extent by their structure. This structure–function relationship is a foundation of many ...

- Muscle cells, also known as myocytes, are specialized cells designed for contraction and force production. Skeletal Muscle Cells: These cells are long, cylindrical, and have a striated (or striped) ...

In A Nutshell As cells age, they deliberately shrink a major internal structure called the endoplasmic reticulum. This downsizing happens early in adulthood and shifts cells away from protein ...

Prior to using this narrative, have learners create their own model of a cell in their notebooks using whatever background information or experience they might have. While exploring the narrative, ...

Before cells can divide by mitosis, they first need to replicate all of their chromosomes, so that each of the daughter cells can receive a full set of genetic material. Scientists have until now ...

In a recent study published in the Proceedings of the National Academy of Sciences (PNAS), researchers at the Texas A&M University Health Science Center (Texas A&M Health) identify a novel RNA ...

An essential component of the lymphatic system, the thymus, a pyramid-shaped organ located in the thoracic cavity, is responsible for producing T-cells. For centuries, the thymus was believed to be an ...