Answer: Option C.
Haemoglobin binds Hydrogen ion after carbondioxide enters red blood cells.
Explanation:
Haemoglobin is the protein in the red blood cells that help to transport oxygen in the blood. It is an iron compound. Haemoglobin acct as buffer by binding to acid or hydrogen ion in the blood when carbondioxide enters the blood, to remove the acid in the blood before it changes the blood pH.
Answer:
B
Explanation:
The cell membrane is like a gate around the cell, it only lets certain substances come in and out of the cell.
Answer:
The answers are a) Cancer cells treated with the chemical have a lower survival rate than cells that are not treated and d) This chemical will be useful for treating all types of cancer.
Explanation:
Since the research finds that cancer cells have a lower survival rate when exposed to a particular species of fungus. In addition to this new chemical compound could be implemented as a cancer drug.
Protists are a group of organisms that are characterized as Eukaryotes that are neither plants nor animals nor fungi. They are very diverse, and there are many hypotheses about their classification. The cladogram for protists is constantly changing and, sometimes, there are opposite hypotheses that both have data to support them. What is the implication of a changing hypothesis.
It is acceptable because data are still being collected.
It is acceptable everything in science should always change.
It is not acceptable because the correct answer needs to be found.
It is not acceptable because science never changes.
Answer:It is acceptable because data are still being collected.
A bone is tissue. It forms a part of the skeletal system which is made up bones, joints, ligaments and cartilage. Cells work together in groups known as tissues. A tissue is defined as a group of similar cells working together to carry out a certain task. Examples are skin, bone, blood. Tissues in turn are grouped together to form organs. An organ is defined as a group of tissues that work together to carry out a certain task . Examples are heart, lungs, liver.
