Answer:
Test a known bloodstain as a positive control and a blank (filter paper) as a negative control (see interpretation of results to determine a positive and negative result).
Answer:
The body systems functions together for the wellbeing of an organism
Explanation:
- Respiratory system is the one responsible to breakdown absorbed food substances with the help of oxgen to release energy for the body.
- Digestive system is the one responsible for the breaking down of complex food substance into soluble food substance for the body to absorb
- Excretory system is the one responsible for the removal of waste materials as a result of metabolism from the body
- Nervous system is the one responsible for the transmission of information to and from the body parts.
- Reproductive system is the one responsible for the upbring of new ones of the same species
- Sensory system is the one responsible for feel,taste,sight,smell and hearing.
- Circulatory system is the one responsible for the transport of oxygenated and deoxygenated blood to all part of the body.
Answer:
The first error is they put an arrow to oxygen twice. The secound error is they made one of the arrow point toward oxygen, when it should be the other way around. the third error is about glucose, while the plant does use it, it may not stay in the plant. if the plant if a fruit plant, the glucose/suger will go into the fruit, which caused the fruit to have a sweet taste.
Explanation:
i hope this helps :D
A
the study of the make up of an organism can help to know the evolution of organisms