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In contrast to organelles with a lipid bilayer membrane, membraneless structures are formed through a process known as liquid-liquid phase separation. When it comes to how and why cells create and use ...

Cell membrane, surrounded by cell wall. Cell contents Cytoplasm, cell organelles include mitochondria, ribosomes and chloroplasts in plants. Cytoplasm, ribosomes present; there are no mitochondria ...

Feb. 4, 2025 — Research has shown that a potential new targeted therapy for childhood brain cancer is effective in infiltrating and killing tumor cells in preclinical models tested in mice.

Feb. 6, 2025 — A recent study investigates how polyester microdroplets, potential precursors to modern cells, could form under realistic early Earth conditions. Researchers pushed these ...

Mitochondrial DNA (mtDNA) is actively removed during spermatogenesis in a conserved process that enforces the uniparental ...

A research team affiliated with UNIST has unveiled an innovative technology to eliminate drug-resistant cancer cells using ...

Graft-versus-host disease (GVHD) is a common and severe complication that occurs after stem cell transplantation, where the donor's immune cells attack the recipient's tissues. Ocular manifestation of ...

Recognition of specific antigen through the B-cell receptor (BCR) stimulates the activation of B cells, which ultimately results in the production of high-affinity antibodies and the provision of ...

Here are seven amazing animals that do not require oxygen to survive.

The diagram below shows the same plant cell, as viewed with the light microscope, and with the transmission electron microscope. Animal and plant cells have certain structures in common.

Animal Pictures and Facts Learn all you wanted to know about animals with pictures, videos, facts, news, and more. Composite photograph by Joel Sartore, National Geographic Photo Ark ...