Identify each of the cell structures indicated in Figure 7–7 and explain its role in the cell. Be sure to indicate the letter that corresponds to each structure.
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Related Questions
Which sequence represents a cross section of the bilayer
Forested land in the Amazon basin is currently being cleared for agriculture, just as land in the Midwestern U.S. was cleared for agriculture in the 19th century. The growth of plants is influenced by soil fertility, the naturally-occurring concentration of plant nutrients in the soil. Which statement below do you think best describes the relative soil fertility levels in Amazonian soils and soils in the agricultural Midwest?a. Amazonian soils have higher fertility than Midwestern soils b. Amazonian soils have lower fertility than Midwestern soils c. Amazonian soils have roughly equal fertility as Midwestern soils
Use ribosomal RNA in a sentence
The tree of life is made up of which domains? Eubacteria , Archaea, and Eukarya Bacteria , Archaea, and Eukaryota Bacteria , Archaea, and Eukarya
B. ACBD@EFGH
C. ABBCD@EGH
D. ABZCD@EFGH
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Inversion is when the segments of a chromosome are rearranged and put in reverse order. This is visible in the transition from ABCD... to ACBD...
B. bone.
C. blood.
D. fat tissu
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2. What can scientists learn about by studying Chemical Isotopes In Foraminifera? (Air Temperature, Ocean Temperature, Carbon Dioxide Levels, Kinds Of Plants, or Rainfall)?
3. What can scientists learn about by studying Fossilized Pollen Grains? (Air Temperature, Ocean Temperature, Carbon Dioxide Levels, Kinds Of Plants, or Rainfall)?
4. What can scientists learn about by studying Tree Rings? (Air Temperature, Ocean Temperature, Carbon Dioxide Levels, Kinds Of Plants, or Rainfall)?
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The answer to the questions are :
- Ocean Temperature, Carbon Dioxide, Air Temperature
- Carbon Dioxide Levels
- Kinds Of Plants.
- Kinds Of Plants, or Rainfall.
What do scientists learn form their studies ?
The scientists learn from the ice cores about the air and other ocean temperatures and also get to know about the Carbon dioxide levels. The scientists studying Foraminifera get to learn about the amount of carbon dioxide in the air. By analysis of the pollen they learn about the changes in vegetation. From the tree rings, they learn about the tress and weather conditions.
Find out more information about the scientists.
Final answer:
Scientists can learn about past air temperatures and carbon dioxide levels from ice cores, past ocean temperatures from chemical isotopes in foraminifera, historical plant types from fossilized pollen grains, and past air temperatures and rainfall from tree ring patterns.
Explanation:
By analyzing different proxies, scientists can deduce valuable information about Earth's past climate and environmental conditions. Here are the specific insights gained from the proxies mentioned:
- Ice: Studying ice cores, especially from Antarctic ice, enables scientists to determine historical air temperature, carbon dioxide levels, and more by examining trapped air bubbles and biological substances.
- Chemical isotopes in Foraminifera: By analyzing these isotopes, scientists can deduce past ocean temperatures based on the coiling direction of the Foraminifera's shells found in sediment cores.
- Fossilized pollen grains: These can indicate the kinds of plants that were present historically, which, in turn, reflects climate conditions and local ecosystems.
- Tree rings: The number and characteristics of annual rings in trees can reveal historical air temperature and rainfall patterns, as well as environmental conditions and events like droughts or volcanic eruptions.
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Animals contribute to soil formation through decomposition of organic material. This statement is TRUE.
How does animals contribute to soil formation?
- Organic matter aids in decreasing compaction and surface crusting, enhances water infiltration into the soil, and acts as a reservoir for nutrients and water in the soil.
- Numerous techniques exist through which animals contribute significantly to the creation of soil.
- The decomposition of dead animals is one of them, and it provides the soil with organic material.
- Additionally, animals are able to improve the organic matter in the soil and fertilize it through the excretion of their excrement as well as the saliva of some species of animals, such as the goat, which is beneficial to the soil and plants.
learn more about soil formation here: brainly.com/question/1593669
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The correct answer is - True.
The animals are contributing a lot to the formation of soil, and they do this in multiple ways. One of those ways is the decomposition of the dead animals, which gives the soil a nice organic material. Also, the animals manage to increase the organic material in the soil and fertilize it through their feces, as well as through their saliva that can be very useful for the soil and the plants from some types of animals, like the goat.