Does bacteria have DNA or RNA? - Socratic
2018年5月7日 · bacteria have a single strand of DNA. bacteria do not have a membrane-bound nucleus, and their genetic material is typically a single circular bacterial chromosome of DNA …
When blood is donated, is the donor's DNA transferred to the
2016年7月15日 · Donor DNA can be present, but transiently present and in minute amounts. Red blood cells and blood plasma do not contain DNA. Red blood cells don't have the DNA …
Which of the organelles in a cell contain nucleic acid?
2018年7月7日 · Here. 1. Nucleus: This contains the DNA (deoxyribonucleic acid). You might even find RNA (ribonucleic acid) in the form of mRNA (messenger RNA), tRNA (transfer RNA) or …
Do WBCs contain DNA? - Socratic
2017年1月26日 · Yes, they do. Among the different blood cells, mature red blood cells (erythrocytes) and platelets (thrombocytes) do not contain DNA as they do not have nuclei. …
Is DNA found in red blood cells? - Socratic
2016年7月9日 · No. Mature red blood cells (erythrocytes) have no cellular structures in which you normally find DNA i.e. the nucleus and mitochondria. Note that this is the case in mammals, …
How do ribosomes relate to DNA? - Socratic
2014年10月26日 · Different forms of RNA have different functions. Messenger RNA (mRNA) transcribes a segment of DNA during the first part of protein synthesis called transcription. The …
What organelles can be found in a fully mature red blood cell?
2017年1月10日 · These enucleated RBC 's , go on to lose all other cellular organelles such as their mitochondria, Golgi apparatus and Endoplasmic Reticulum. Mature RBC's do not contain …
Do white blood cells have DNA? - Socratic
2016年12月12日 · White blood cells are live: each cell is with nucleus. Hence there is DNA present in WBCs. DNA sample of a person is generally collected from blood: the blood is …
Why is DNA called the blueprint of life? - Socratic
2014年10月27日 · DNA is called the blueprint of life because it contains the instructions needed for an organism to grow, develop, survive and reproduce. DNA does this by controlling protein …
Why do prokaryotic cells have no nucleus? - Socratic
2014年7月23日 · Prokaryotes do have their genomic DNA concentrated and localized to a small area within the cell (nucleoid region). So it's not entirely accurate to say that prokaryotes don't …