The circulatory system transports substances between the exchange surface and cells. It delivers oxygen and glucose to the tissues for respiration, which is the release of energy to cells.

The respiration can be aerobic, which uses glucose and oxygen, or anaerobic which uses only glucose. This video is about aerobic respiration. Find out more about GCSE Biology.

In a nutshell Researchers discovered how a specific genetic mutation (PIK3CA) changes the way blood vessel cancers grow and ...

Jan. 28, 2025 — The latest findings on the interaction between cell death and cellular senescence in cancer and their pathophysiological significance have been ... Keeping the Steps of Cell ...

Graca et al. reports a fundamental missing link in the ethanol metabolism of mycobacteria and illuminates the role of a flavoprotein dehydrogenase that acts as an electron shuttle between an uncommon ...

Jan. 28, 2025 — A team of stem cell scientists have successfully used embryonic stem cell engineering to create a bi-paternal mouse -- a mouse with two male parents -- that lived until adulthood.

Impact and progress Frontiers' impact Progress Report 2022 All progress reports ...

It feels like the Splinter Cell remake has been on its way for a while now, which isn't helped by the fact it's been over three years since we heard anything official about the game. From what we ...

The human brain is a complex powerhouse, responsible for orchestrating thoughts, emotions, and memories. Its nerve cells ...

Rather, it could be due to a poor connection to the network. That's why the best cell phone signal boosters help boost your cell reception in your home, office, or car. The last thing you need to ...

Cellular immunity is a protective immune process that involves the activation of phagocytes, antigen-sensitized cytotoxic T cells and the release of cytokines and chemokines in response to antigen.

This process inhibits ferroptosis and promotes the growth of ER+ breast cancer cells. Cyclic nucleotide-gated channels (CNGCs) contribute to root hair growth through mediating Ca 2+ influx at root ...