Biology Homework Assistance
The most challenging aspect of biology education is making students grasp the microscopic realm of biology, delving into cells and exploring genes and molecules. However, with the advent of information technology, biology homework assistance can play a crucial role when neither words nor illustrations suffice to elucidate biology concepts.
QuestionAI is an online biology learning platform that aids in learning and mastering biology concepts, featuring a variety of experiments and corresponding exercises, a departure from conventional biology question aids. Here, you can simulate experiments to replicate experimental scenarios, delving deeper layer by layer to comprehend and internalise key concepts.
- Select the correct answer. How did cyanobacteria affect Earth's early atmosphere? A. They replaced oxygen with carbon dioxide in the atmosphere. B. They eliminated the harmful ultraviolet rays of the Sun. C. They replaced carbon dioxide with oxygen in the atmosphere. D. They absorbed ozone molecules from the atmosphere.
- The only veins in the body that carry oxygenated blood are the: A subclavia n veins B pulmonary veins C coronary veins D vena cavas
- 4. When one DNA molecule is replicated, the result is two DNA molecules. What is true of the second DNA molecule? A. It is identical or nearly identical to the first DNA molecule. B. The sequence of bases, from top to bottom, is opposite the sequence in the first DNA molecule. C. It is half the size of the first DNA molecule. D. It is twice the size of the first ĐNA molecule.
- 4. What most likely caused the rabbit population to decrease over the first time unit shown in the foll A. A disease in the population of rabbits. B. A decreasing population of grasses. C. An increasing population of hawks D. A higher than normal population of snakes
- The spinal cord is: (select two) Housed in the coccyx Protected by the spine A vital structure linking the brain to the rest of the body