What is the atomic number of an oxygen atom that has 8 protons in its nucleus? Atomic Structure A B If an oxygen atom has 8 protons and 8 neutrons in the nucleus, what is the mass number of oxygen? 16 If an oxygen atom has 8 protons and 8 neutrons in the nucleus, what […]

Can females be affected by X-linked disorders? Females can get an X-linked recessive disorder, but this is very rare. An abnormal gene on the X chromosome from each parent would be required, since a female has two X chromosomes. What genetic disorders affects only females? Turner syndrome, a condition that affects only females, results when […]

How much is a ostrich egg worth? Eggs. Fresh ostrich eggs for eating sell for about $35–50 a piece. A single ostrich egg is the equivalent of 2-dozen chicken eggs! According to the American Ostrich Association, a single bird can lay 40–60 eggs a year. What is the average weight of an ostrich egg? 1600 […]

What process is characterized by the movement of particles from an area of high concentration to an area of low concentration across the plasma membrane without the use of energy? The passive transport is a process which is characterized by the movement of particles from an area of high concentration to an area of low […]

Why is coal not a nonrenewable resource? Coal is a fossil fuel. It comes from the remains of plants that died about 100 to 400 million years ago. Coal is a non-renewable energy source because it takes millions of years to form. How is coal formed and why is it considered a nonrenewable resource Brainly? […]

What makes animals different from plants? Plants and animals share many characteristics, but they are different in some respects. Animals usually move around and find their own food, while plants are usually immobile and create their food via photosynthesis. Animal cells absorb nutrients from food, while plant cells use plastids to create energy from sunlight. […]

What is a genetic trait that appears in every generation of offspring? The passing of traits from parent to offspring is called… A genetic trait that appears in every generation of offspring is called…. haploid for the trait. What refers to how traits are passed from parents to offspring? Heredity, also called inheritance or biological […]

What happens when lactose is absent in the lac operon? When lactose is not available, the lac repressor binds tightly to the operator, preventing transcription by RNA polymerase. However, when lactose is present, the lac repressor loses its ability to bind DNA. It floats off the operator, clearing the way for RNA polymerase to transcribe […]

Are there wild buffalo in North America? The American bison or simply bison (Bison bison), also commonly known as the American buffalo or simply buffalo, is an American species of bison that once roamed North America in vast herds. Are there any buffalo left in America? Around 325 wild bison are left in the United […]

How do the respiratory and circulatory systems work together to make gas exchange possible? Gas exchange between tissues and the blood is an essential function of the circulatory system. In humans, other mammals, and birds, blood absorbs oxygen and releases carbon dioxide in the lungs. Thus the circulatory and respiratory system, whose function is to […]