Answer:
Offspring of two different true-breeding varieties are called hybrids.
Explanation:
Pure-breeding plants are plants that self pollinate for many generations and all its offspring had the same features as the parents, generation after generation.
When Mendel cross pollinate this pure-breeding plants with contrasting traits, the offspring is called hybrids because they resulted from a cross between two pure-breeding plants with contrasting traits.
Answer:
See the answer below
Explanation:
Science is a body of knowledge through which humans try to understand the natural world and make the best out of it. The usefulness of science can be seen from its applications. Some of these applications include;
1. Health: through science, humans have been able to gain insights into the causes of various diseases and profer solutions to them. The continuous investigation into diseases and drugs have ensured that the human population remains healthy to an extent.
2. Food and Agriculture: scientific advancements have ensured the domestication of useful plants as foods, drugs, or industrial materials. Through biotechnology, improved breeds of crops have been produced and sustainable food production for the human populace has been promoted.
3. Improved lifestyle: Advancement in science has helped man to be able to live an improved lifestyle. The application of scientific knowledge has led to the invention of products that can automate processes that otherwise would have been done manually. Examples include the invention of vehicles, washing machines, grinders, air conditioning, etc.
4. Communication: Science has also revolutionized how humans communicate with each other. The discovery of waves and how they can be manipulated for improved communication has led to the invention of phones, radios, televisions, and so on.
5. Infrasctures and aesthetics: Through various advancements in science, infrastructural facilities for improved living experience and beautification of the environment for aesthetic purposes have been incoming.
Stars are the spherical object according to Aristotle's geocentric model.
<h3>Aristotle's geocentric model</h3>
Aristotle's model of the universe was also geocentric in which the Sun, Moon, planets, and stars all orbiting the Earth and present inside of Eudoxus' spheres and also revolves around the planet earth.
Aristotle believed in a geocentric Universe and that the planets and stars were perfect spheres, but the Earth itself was not a perfect sphere so we can conclude that Stars are the spherical object according to Aristotle's geocentric model.
Learn more about stars here: brainly.com/question/13106554
Basically Hershey and Chase studied bacteriophages (viruses that infect and destroy bacteria), which they got the idea from Avery who got the idea from Griffith.
so the results of Hershey and Chase's experiments were that genes are made from Deoxyribonucleic Acid.
hopefully this helps
