Biology Multiple Choice Questions and Answers for Different Competitive Exams
What is Nucleolus? What are the functions?
Notes on Nucleolus
NÚCLEO: Mantenimiento de ADN y ARN, y expresión genética. MEMBRANA: Doble. CÉLULAS: Eucariotas. #nucleo #celula
Phagocyte: engulfs microbes and uses lysosomes to digest them. Lysosomes fuse with the vacuole containing the microbes and release digestive enzymes like lysozymes & proteolytic enzyme. White blood cells are phagocytes that aid in immune response.
The new test, known as VirScan, works by screening the blood for antibodies against any of the 206 species of viruses known to infect humans, according to a study published Thursday in the journal Science.
Curious how many viruses have invaded your body over the course of your life?
This blood test can tell you every virus you’ve ever had - The Washington Post
How a Virus Infects You.In the lytic cycle, the virus reproduces itself using the host cell's chemical machinery. The red spiral lines in the drawing indicate the virus's genetic material. The orange portion is the outer shell that protects it.
Larger than in size - The Eukaryotic and Prokaryotic Cells Wall Chart is ideal for your science classroom. Suitable from GCSE to A-Level, it is colourful, concise and outlines the key concepts in this topic.
Protein-From Ribosomes on Rough ER (smooth ER don't have Ribosomes)-->pinched off into Transport Vesicle-->Golgi Apparatus-->pinched off into Secretory Vesicle-->Protein secreted through cells/plasma membrane/ lysosomes.