Answer:
The correct option is D. New cells are produced from existing cells is a part of the cell theory.
Explanation:
Cell theory can be described as one of the earliest theories of biology which states that cells are the basic unit of life out of which all living things are made. The modern cell theory comprises of three main parts:
- All the living forms of life are manufactured from cells.
- Cells are the main unit which are involved in properly organizing a living organism.
- New cells arise from pre-existing cells.
Answer: Liver
Explanation:
The hepatic portal system of liver connects the capillaries of the gastrointestinal tract to the liver. The nutrient rich blood from the gastrointestinal tract reaches the liver.
The blood that is returned back to the heart is first bought to liver and then it is returned back to the heart.
From the liver after processing the blood goes into heart for further processing.
Hence, the correct answer is option d
Answer:
u need a healthy diet cause it gives u the nutrients and energy u need to survive. ur body is more prone to disease n infections if u dont have a balanced diet. immune system weakens if u eat nutrient-poor foods. also here's something i copy-pasted from a random website:
revents diseases and infections. When you eat the full range of vitamins, minerals and other nutrients you improve your immune system and your healthy diet may even help prevent diseases like cancer, heart disease, diabetes, and stroke.
Helps you control your weight. Most people at some point want to lose weight or gain weight – eating a balanced diet helps you control your weight and maintain it over time. It is not feasible to be on a weight-loss diet forever – a balanced diet is the only way to healthily control your weight in the long term.
Improves your mental health. Getting the right mix of nutrients can help to ease symptoms of depression and anxiety – looking after yourself by eating well is essential as you take steps to good mental health.
Good for growth. A balanced diet is crucial for children and adolescents. As the body grows it is important to receive the right nutrients so that cells are built and maintained and the body grows at the right pace.
Better skin and hair. A healthy balanced diet also improves your looks. Eating well contributes to healthy skin and hair and a “glow” that makes you look younger.
this isnt very science-y but i tried to help the best i could so this should give u starting off point. have a great day/night
Explanation:
Mutations can occur before, during, and after mitosis and meiosis. If a mutation occurs in cells that will make gametes by meiosis or during meiosis itself, it can be passed on to offspring and contribute to genetic variability of the population
<span>phenotype, genotype is the answer for the question above hope this will help.</span>