Hi! The answer to your question would be D, It is a seeded vascular plant. Hope this helps.
Answer: which of the following do scientists hypothesize were present in early earths atmosphere ammonia carbon dioxide hydrogen methane nitrogen and water when some organic molecules such as lipids are added to water vesicles can form. which of the following best describes how scientists hypothesize true cells evolved from vesicles
Explanation:
By consuming other organisms and organic matter
Answer:
The three muscle layers in the stomach's mascularis externa.
Explanation:
The stomach has four layers in their wall; The mucosa which is the inner lining of the stomach that secretes hydrochloric acid. The submucosa made of connective tissues, nerve fibres and blood vessels. The mascularis externa, made of 3 muscle layers responsible for contraction and parastalsis. The outer fibrous membrane or layer called serose.
The muscularis externa in the stomach is unique in that it has three muscle layers compared to the rest of the gastrointestinal tract. This is because the stomach has to work extra hard in mechanically breaking down chunks of food into smaller pieces during digestion.
The correct answer is option d. all of the above.
The mining causes the dust emission, which increase the amount of the particulate matter in the environment and causes the air pollution. The pollutants may include sulfur and nitrogen compound, which may cause acid rain and drainage. The removal of the material from earth may lead to erosion of the soil and may cause land slides.
