Answer:
Over 800,000
<em>Arthropods are found in all parts of the world in a wide variety of environments, from the deep sea to the frozen arctic regions. Over 800,000 species of arthropods have been identified, but scientists estimate that there may be tens of millions of species in this phylum, many of them yet to be discovered!</em>
Explanation:
correct me if im wrong
The process that results in Ms. Milly’s wilting lettuce becoming firm is osmosis. The explanation is below.
OSMOSIS:
- Osmosis is the process by which water molecules move from a region of high concentration to a region of low concentration via a semipermeable membrane.
- According to this question, Ms. Milly, occasionally sprinkles water on her wilting lettuce and notices that they became firm.
- The firmness of the lettuce is as a result of the movement of water into the leaf cells due to a process called osmosis.
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In genetics, when looking for genetic variation, offspring produced by two parents will always be more genetically variable than offspring with one parent.
Answer: Base pairs are formed when adenine forms a hydrogen bond with thymine, or cytosine forms a hydrogen bond with guanine. The second part of a nucleotide is the phosphate, which differentiates the nucleotide molecule from a nucleoside molecule.
Explanation:
Biosphere is one of the layers surrounding the earths surface where life exists. It represents the ecological system intergrating living things and their interactions with the environment relating to the other layers (hydrosphere, atmospheres, geosphere and the lithosphere). Photoautotrophs are organisms that make their own food using sunlight in a process called photosynthesis. They are responsible for the food supply in the biosphere.