Zacharias Janssen was credited with inventing the microscope, however some say Hans Lippershey was the actual inventor as he patented the telescope, which has some similar properties.
The answer is convergent evolution.
<span>A convergent evolution is a phenomenon of independent evolution of
similar traits in species that are in different lineages. These traits are called analogues structures. They are similar in form or function but were not present in the last common ancestor of
those species. So, t</span><span>he appendages of cockroaches and turtles are analogues structures with the similar function - creeping movements, and they are the result of the convergent evolution.</span>
The best answer is b - it is rigid.
The cell wall is defined as the rigid, outermost layer found in plants and also certain bacteria, algae and fungi. It is absent in animal cells.
The plant cell wall is made up cellulose which is a structural carbohydrate. The cell wall is rigid and thus offers structural support allowing plant such as trees to grow to great heights.
It also helps prevent water loss, helps protect against insects and pathogens and keeps the shape of the plant.
Answer:
a weightlifter lifts a 20 kilogram barbell above his head
Explanation:
this is cheeeeeeeeeeemistry