Answer:
Answer B. Endosymbiosis
Explanation:
Early protists were first eukaryotic organisms and had several membrane bound organelles. The anaerobic protists evolved by acquiring purple bacteria. The purple bacteria have the ability to carry out aerobic cellular respiration. The endosymbiont transformed into mitochondria in due course of evolution. Similarly, the photosynthesizing protists were evolved by endosymbiosis of cyanobacteria which in turn was transformed into chloroplast during further evolution.
Answer:
A. by breaking off a phosphate molecule from itself structure
The lining is the e<span>ndometrium </span>
I think this depends on you because it your choice for yourself but I'll just state some information or facts about this career.
- The field is a specialization in biomedical engineering that can take four to eight years to master.
- Genetic engineering has been applied in numerous fields including research, medicine, industrial biotechnology and agriculture. In research GMOs are used to study gene function and expression through loss of function, gain of function, tracking and expression experiments.
- Success rates are incredibly low; on average, less than 10% of embryos survive to birth and a smaller percentage of those born survive to adulthood.
- The field of genetics allows you to work in medical as well as scientific research.
- To become a genetic engineering research scientist, you need a doctoral degree in a biological science.
- Genetic engineers can earn anywhere from $44,320 to $139,440 a year.
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Answer:
It is affected by the concentration gradient.
Diffusion stops, when the concentrations of the substance on either side of the barrier become equal.
Explanation: