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Tag: Cell

Keeping up with the Chromosomes. Part 2, Meiosis.

by drsnowflackMay 10, 20221 Comment

In our last installment about chromosomes, we discussed mitosis, the key process that maintains the proper chromosome number in somatic cells. But what happens when organisms want to reproduce? In organisms that reproduce sexually, or through the combination of genetic…

Read More Keeping up with the Chromosomes. Part 2, Meiosis.

Beginner Biotech Basics, Cell, cell biology, DNA, meiosis, Science

Exploring our Chromosomal DNA

by edvotekJanuary 16, 2020November 13, 2019

The nucleus is a dense organelle that contains the genetic material of a cell. How dense? The human genome is around 3 billion nucleotides and the average length of a nucleotide is 0.6 nanometers, so stretched out the DNA in…

Read More Exploring our Chromosomal DNA

Intermediate Cell, DNA, Science

Biotech Basics: The Cell Membrane

by drsnowflackDecember 17, 2019December 12, 2019

As we mentioned in an earlier blog post, a cell is essentially a drop of a thick, watery substance (cytoplasm) surrounded by a layer of fats (cell membrane).  The cell membrane separates the inside of the cell from the outside…

Read More Biotech Basics: The Cell Membrane

Beginner Biotech Basics, Cell, cell biologist, cell biology, cell membrane, fluid mosaic, lipid, membrane

Lighting up Life with GFP

by edvotekNovember 21, 2019November 7, 20192 Comments

Meet the luminescent Aequorea victoria. This jellyfish lights up the eastern Pacific Ocean with a green fluorescent signal. Producing this signal is a two steps process. First a blue light is created through an interaction between released calcium (Ca2+) and…

Read More Lighting up Life with GFP

Intermediate Cell, Genes, Genetic engineering, GFP, green fluorescent protein, transformation

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