How to negative a sentence
Answer:
1. ecology: e)the study of the relationship among organisms and the relationship between organisms and their environment.
2. Aristotle: g)an ecologist who developed classification system fro plants and animals.
3. environment: i) physical and biological surroundings of an organism.
4. cell: j) the basic unit of life.
5. Schleiden and Schwann: l) proved that cells are formed from the division of cells that already exist.
6.
7: ecosystem: i) physical and biological surrounding of an organism.
8: organism: k) any unicellular or multicellular organism.
9: biomes: c) land proportions of the ecosystem. e.g desert and tundra.
10: species: f) group or population of organisms that interbreed.
11: biosphere: h) the variety of species in different habitats on earth.
12: population: d) group of the same species living together in a certain location or region.
13: mutation:
14: Charles Darwin: b) proposed theory of natural selection.
15: species diversity: a) adaptability through random changes in the DNA.
The main reason why the testes are suspended within the scrotum is to provide cooler temperature for the testes and make it fertile for penetrating the egg. The Scrotum may contract or lengthen depending on the temperature of its surrounding.
What hormone helps plants move toward a stimulus?
A.)Ethylene
<u>B.)Auxins</u>
C.)Acids
Auxin moves to the darker side of the plant, causing the cells there to grow larger than corresponding cells on the lighter side of the plant. This produces a curving of the plant stem tip toward the light, a plant movement known as phototropism. Auxin also plays a role in maintaining apical dominance
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