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A nuclear membrane is a double membrane that encloses the cell nucleus.
… A nuclear membrane is a double membrane that encloses the cell nucleus. … Nuclear Membrane, Chromosome, Cell Biology … The nuclear membrane is a double layer that encloses the cell’s nucleus, where the chromosomes reside. The nuclear …
Educational Resources
A nucleus is a membrane-bound organelle that contains the cell's chromosomes.
… A nucleus is a membrane-bound organelle that contains the cell's chromosomes. … Chromosome, Cell, Deoxyribonucleic Acid (DNA) … A nucleus, as related to genomics, is the membrane-enclosed organelle within a cell that contains the chromosomes. An array of holes, or …
Educational Resources
A Golgi body, also known as a Golgi apparatus, is a cell organelle that helps process and package proteins and lipid molecules, especially proteins destined to be exported from the cell.
… Body … A Golgi body, also known as a Golgi apparatus, is a cell organelle that helps process and package proteins and … especially proteins destined to be exported from the cell. … Golgi Apparatus, Camillo Golgi, Cell Biology … A Golgi body, also known as a Golgi apparatus, …
Educational Resources
A fibroblast is the most common type of cell found in connective tissue.
… Fibroblast … A fibroblast is the most common type of cell found in connective tissue. … Cell Biology, Wound Healing … A fibroblast is a type of cell that contributes to the formation of connective tissue, …
Educational Resources
Meiosis is the formation of egg and sperm cells. In sexually reproducing organisms, body cells are diploid, meaning they contain two sets of chromosomes (one set from each parent).
… set from each parent). … Meiosis, Sexually Reproduction, Cell Biology, Chromosome … Meiosis is a type of cell division in sexually reproducing organisms that reduces … a single set of chromosomes. During meiosis, each diploid cell undergoes two rounds of division to yield four haploid …
Educational Resources
Metaphase is a stage during the process of cell division (mitosis or meiosis).
… Metaphase … Metaphase is a stage during the process of cell division (mitosis or meiosis). … Metaphase, Genetic Material, Cell Biology, Chromosome … Metaphase is a stage during the process of cell division (mitosis or meiosis). Normally, individual …
Educational Resources
Proteins are an important class of molecules found in all living cells.
… important class of molecules found in all living cells. … Cell, Gene Amplification, Amino Acids, Gene … Proteins are …
News Release
Researchers find weaker immune response to viral infections in children with mitochondrial disorders
NIH researchers analyzed the gene activities of immune cells in children with mitochondrial disorders and found that their B cells, which produce antibodies to fight viral infections, are less able to survive cellular stress.
… of Health (NIH) researchers found that altered B cell function in children with mitochondrial disorders led to … Mitochondria are important components of nearly every cell in the body because they convert food and oxygen into … the immune system. Using a genomic technique called single-cell RNA sequencing, which analyzes gene activity in …
Educational Resources
Cancer is a group of diseases characterized by uncontrolled cell growth.
… is a group of diseases characterized by uncontrolled cell growth. … Cancer, Cell Division, Mutation, DNA Error, Metastasis, Tumor, Family … different types of cancer, and each begins when a single cell acquires a genomic change (or mutation) that allows the …
Educational Resources
Centrioles are paired barrel-shaped organelles located in the cytoplasm of animal cells near the nuclear envelope.
… the cytoplasm of animal cells near the nuclear envelope. … Cell Biology, Organelles, Nucleus … Centrioles are paired … play a role in organizing microtubules that serve as the cell's skeletal system. They help determine the locations of the nucleus and other organelles within the cell. … Centrioles are paired barrel-shaped organelles …