To the heart: pulmonary vein
Away from heart: pulmonary artery
False like blood lymph won't flow both to and from the heart
Considering the choices;
A. blood glucose level and pH
B. amount of light and temperature
C. amount of light and pressure
D.
temperature and pH
Answer;
D.
temperature and pH
The two factors affect an enzyme's operation the most is the temperature and pH.
Explanation;
Enzymes work best at optimum pH and temperature.
At low temperature for example the enzymes are inactivated while at high temperatures enzymes are denatured.
At optimal temperature and pH; the chemical reaction rate is optimal.
Answer:
a tea bag in water
Explanation:
a tea bag place in a cup of hot water will defuse into the water
Answer:
Atom-Molecule-Organelle-cell-Tissue
Explanation:
Biological is a hierarchical system that arranges biological structures in the order of complexity.
In the given sequence,
- The atom is the simplest and smallest unit
- Molecule-It is made up of two or more atoms
- Organelle-A specialized structure within a cell
- Cell- Is the smallest functioning unit of life and it contains organelles
- Tissue-an assembly of cells that perform a specific function.
