Answer:
<h2>c. Division of these two groups occurred after the protostome developmental sequence appeared. </h2>
Explanation:
- Protosomes are such types of organisms in which the mouth part developed first during embryonic development.
- Those animals in which anus develop first are known as deuterostomes.
- This differentiation takes place during the embryonic development of the organisms.
- Since lophotrochozoan and Ecdysozoa both are protostomes animals and categorized on the basis of molecular evidence.
- Thus these two groups were formed after the appearance of the protostomes.
Answer:
lysosomes
Many components of the cell eventually wear out and need to be broken down and the parts recycled. This activity takes place inside the cell in specialized compartments called lysosomes.
Answer:
False
Explanation:
In osmosis, water always moves from an area of higher water concentration to one of lower concentration.
Answer:
atoms
Explanation:
all things in the universe are made of atoms and they are considered the fundamental unit of matter.
non-living things are composed of different compounds and molecules.
living things are made of cells, and cells themselves are made of different molecules. So living things are also made of atoms.
op level consumer in a food chain or food web that has the least number