In task 2 I only did part D
answer:
Two independent sets of observations on sand activities in relation to the flowing river are recorded as the water passes through the meandering river. Stream abrasion can affect the morphology of a stream or river dramatically over time. Because the water can start erosion with anything near it, erosion can impact human communities near rivers.
MAKE SURE YOU SAY THAT YOU DID THE ALTERNATIVE ACTIVITY!!!!
Answer:
The primary distinction between these two types of organisms is that eukaryotic cells have a membrane-bound nucleus and prokaryotic cells do not.
Prokaryotic Cell
Unicellular
Lysosomes and Peroxisomes absent
Microtubules absent
Endoplasmic reticulum absent
eukaryotic Cell
Multicellular
Lysosomes and Peroxisomes present
Microtubules present
Endoplasmic reticulum present
There would be a lot of plants that would not be able to live because a lot of plants rely on bacteria to take nitrogen from the air and put it in the soil for the plants to use. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.
Answer:
Explanation:
Nucleic acids are the organic materials present in all organisms in the form of DNA or RNA. These nucleic acids are formed by the combination of nitrogenous bases, sugar molecules and the phosphate groups that are linked by different bonds in a series of sequences. The DNA structure defines the basic genetic makeup of our body.
<span>Active transport means</span><span> moving against a concentration gradient, from a lower concentration to a higher one</span>