Answer:
1.the smallest structural and functional unit of an organism
it was discovered by Robert Hooke
2. the unified cell theory states that: all living things are composed of one or more cells; the cell is the basic unit of life; and new cells arise from existing cells.
3 .Microscopes allow humans to see cells that are too tiny to see with the naked eye. Therefore, once they were invented, a whole new microscopic world emerged for people to discover
4. there are two basic kinds of cells: prokaryotic cells and eukaryotic cells.
prokaryotic cells :are simple cells that have no cell nucleus
eukaryotic cells: are complex cells with many organelles and other structures in the cell.
5.Plant cells have a cell wall in addition to their cell membranes while animal cells only have a surrounding membrane.
Both plant and animal cells have vacuoles but they are much larger in plants, and there is generally only 1 vacuole in plant cells while animal cells will have several, smaller ones.
6.PLASMA MEMBRANE/ CELL MEMBRANE
CYTOPLASM.
NUCLEUS.
7.Some substances pass through small holes in the surface cell membrane. This is called diffusion and does not require the cell to expend energy
<em><u>hope it was helpful</u></em>
Explanation:
A) Soil pH is a characteristic that describes the relative acidity or alkalinity of the soil of the Soils are considered acidic below a pH of 5, and very acidic below a pH of 4. Conversely, soils are considered alkaline above a pH of 7.5 and very alkaline above a pH of 8
B) While there's logic in that, dogs don't just love treats, they also love new treats. Most dogs get very excited at the sight of a new treat even if the old one is still their favorite. Keep giving them the old ones as well if they prefer it, but also add a little diversity of a they be grateful
C) the important meeting one whose outcome affects you and your team the after it happens. When you’re overlooked for a meeting it feels bad personally and professionally
D) the long term running changes your vascular system; your heart size grows, the heartbeat rate decreases and your arteries widen. They may get harder with the build up of plaque as the studies indicate, but it's not clear that that's a bad thing
Answer:
C. Organisms are grouped by species
Explanation:
In Ecology, organisms are grouped by species.
Phylogeny is the evolutionary history of a species or group of related species