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777dan777 [17]
1 year ago
6

indicate the hypothetical evolutionary relationship between two species of their DNA sequences share a 98 percent similarity

Biology
1 answer:
givi [52]1 year ago
6 0
This means that we are virtually certain to share a common ancestor at some point in our evolutionary history. Although this 2 percent difference can manifest itself as huge phenotypical differences between species (such as between humans and chimpanzees), it indicates that our species diverged relatively recently on the evolutionary timeline. 
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His space station has plants growing inside it, and astronauts who eat the fruits and vegetables from those plants. Because it i
Feliz [49]

Answer:

Photosynthesis is not taking place and carbon dioxide is not being processed.

Explanation:

The process by which plants make glucose (carbohydrates = energy stores) from carbon dioxide and water is called photosynthesis and uses sunlight energy. A by-product of photosynthesis is oxygen.So plants use water and sunlight to grow and they produce oxygen. Animals on the other hand eat plants, use oxygen and breathe out carbon dioxide.

Since the space station is in the shadow of the earth, the plants are unable to complete the process of photosynthesis and the carbon dioxide that is being produced by the humans cannot be utilized by the plants due to no sunlight. There for the carbon dioxide is going to continue to build up as the energy storage molecules are being depleted and not replenished.

4 0
2 years ago
Compare a bacterial cell and a human body cell. Include in your response
shepuryov [24]

Answer:

Differences: Size

Similarities:  Organelles

Explanation:

The most important difference is size. The volume of a typical human cell is 4,000 times more than the volume of a typical bacterial cell. Today's bacterial cells are direct descendants of the prokaryotic cells found in rocks that were formed one billion years after Earth.

Organelles are the biggest difference between bacteria and cells that make up the human body. An organelle is a tiny cellular structure that performs specific functions within a cell. Organelles are embedded within the cytoplasm of eukaryotic and prokaryotic cells. In the more complex eukaryotic cells, organelles are often enclosed by their own membrane

5 0
1 year ago
Sunny makes a poster showing the levels of organization in the human body. how can sunny correct his error? check all that apply
bogdanovich [222]

Answer:

Arrow B should point to the organ.

Arrow C should be reversed.

wow you must have waited along time and probably got threw

with this

8 0
1 year ago
A flask containing photosynthetic green algae and a control flask containing only water are exposed to a cycle of 12 hours of li
navik [9.2K]
Answer would be


E

Hope this help happy Saturday
7 0
1 year ago
Which statements describe freshwater sources? Check all that apply.
vekshin1

"Rainwater can replace or replenish freshwater sources" and "precipitation, such as rainwater, is a source of freshwater on Earth" statements describe freshwater sources

<u>Explanation:</u>

Rainwater a source of pure distilled water, evaporated by the sun. When it falls it comes in contact of air and land. when ground soaks the water it becomes mineral water. And it is safe for drinking.

All the freshwater sources are result of precipitation from the earth surface,in various form i.e rain,mist,snow.  Freshwater falling as rain have materials dissolved from atmosphere in it,sea and the land over which the clouds has travelled.

7 0
2 years ago
Read 2 more answers
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