Answer:
Mitochondria and chloroplasts likely evolved from engulfed bacteria that once lived as independent organisms. At some point, a eukaryotic cell engulfed an aerobic bacterium, which then formed an endosymbiotic relationship with the host eukaryote, gradually developing into a mitochondrion. (nature.com)
Explanation:
The correct option is (B) The embryo undergoes radial and indeterminate cleavage.
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What are nine-banded Armadillos?</h3>
- Despite being endemic to the Southeast of the United States, nine-banded armadillos have been steadily expanding their range northward for more than a century.
- They favor warm, humid climates with woodland or grassland settings for their homes. 9-banded armadillos almost always give birth to four identical quadruplets.
- The young are extremely vulnerable to predators when they are born since their shell has not yet hardened.
Learn more about the Armadillos with the help of the given link:
brainly.com/question/17315197
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Males of average height have about 4 grams of iron in their body, females about 3.5 grams; children will usually have 3 grams or less. These 3-4 grams are distributed throughout the body in hemoglobin, tissues, muscles, bone marrow, blood proteins, enzymes, ferritin, hemosiderin, and transport in plasma.
Answer:
regulators
Explanation:
regulators use their metabolism to control their internal environment
Answer:
The molecule on the right; the middle carbon is asymmetric
Explanation:
