Answer:
The best answer from the list of options is option D (They are colorless and feed on other, smaller cells)
Explanation:
Euglenas have cells that contain chloroplasts, which means they can make their food like plants through photosynthesis, and when it is dark where they can't get sunlight they can also make food by engulfing their prey through the plasma membrane and absorb them. Euglenas are heterotrophic since they call also feed on smaller cells. Their whip-like tail when viewed under the microscope, is colorless. However, the chloroplasts make them appear green and they can also come in red color.
Answer:
The Cell Theory:
Explanation:
1.cells are the basic human of structure and function of all living things
2. cells are the smallest part of a living that that is alive a keeps the organism alive
3. all cells from from other cells
4. cells are damaged or destroyed, so they need replacing
hope this helps
Seeds have cotyledons from where they can draw their nutrient in their early stages of development. Pollens must draw their nutrient from their environment from the start.
Seeds have an outer coating (testa) that protects the embryo and enable it to remain dormant in the soil until right conditions for growth set forth
Seeds have a fully developed embryo that can begin to grow immediately there are right conditions. However, pollen has a single cell instead of an embryo, which must undertake cell division and specialization before beginning to germinate
Answer:
Option B.) is correct...
<h2>Speed of Light.. </h2>
Explanation:
<em>We all know the number one traffic rule of the universe – nothing can travel faster than the speed of light. And that happens to be 299,792.458 kilometres per second.</em>
Because evolution occurs when something happens, and the organism needs to adapt. Events aren't fixed, and they're definitely not random either