Photosynthesis in plants. Plants make food
through the process of photosynthesis. They get
the energy from the Sun. Plants store sugars as
their food. That is an energy-rich compound.
brainiest??
Answer:
a catalyst
Explanation:
they speed up reactions without altering the compound
1. Their genes are being expressed differently. This is because, in specialized cells such as the ones you've been given, genes can be 'switched on and off' to express only the cells necessary for the function of that particular cell.
2. All genes are present in your liver cells. Every cell in the body contains exactly the same genes, they are just 'switched on and off' or expressed differently in different sorts of cells.
Answer:
As blood enters the artery, the walls of these vessels expand and contract, which can be felt as the pulse where the arteries run close to the body surface. As blood enters the artery, the walls of these vessels expand and contract, which can be felt as the pulse where the arteries run close to the body surface. It is common to detect the pulse with a few fingers placed on the radial artery on the wrist, or the carotid artery in the neck. Because the walls of the arteries pulse whenever the left ventricle contracts, the pulse rate generally indicates the cardiac function, which is normally between 50 and 85 in a healthy adult.
Brainly??!!
A dentist's chair works by using a hydraulic system. A large piston presses hydraulic fluid into tubes that vary in size. This piston allows the fluid to move into tubes and create lift.