A rhizoid<span> (such as is found on the gametophytes of bryophytes or ferns) is basically just a filament that anchors the plant to the ground. A </span>root<span>, on the other hand, is a sophisticated structure containing many differentlayers including vascular tissue, playing a key role in water and nutrient uptake</span>
Answer:
asexual reproduction
Explanation:
Animal Reproduction
In asexual reproduction, an individual can reproduce without involvement with another individual of that species. Sexual reproduction in seahorses: Female seahorses produce eggs for reproduction that are then fertilized by the male.
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Answer:
D. The sympathetic system prepares the body for stress and activity and the parasympathetic system prepares the body for rest.
Explanation:
- Sympathetic and Parasympathetic nervous system are two divisions of autonomic nervous system.
- Acetylcholine is a common neurotransmitter released by preganglionic neurons of both systems.
- The post Ganglionic neurons of these two systems release different neurotransmitter.
- The sympathetic nervous system is concerned with 'fight and flight response'
- The parasympathetic nervous system is concerned with 'rest and digest ' response.
Answer:
The correct answer is mast cells.
Explanation:
Mastocyte also is known as a mast cell refers to a migrant cell of connective tissue, which comprises various granules high in heparin and histamine. Mainly it is a kind of granulocyte obtained from the myeloid stem cell, which is a component of the neuroimmune and immune systems. These cells are similar to basophils, however, they are found within the tissues rather than circulating in the blood.
