Answer:
The osmolarity of mammalian urine may vary over time. The osmolarity of mammalian urine varies little between species. Mammalian urine is always hyperosmotic to blood. The osmolarity of mammalian urine may vary over time.
Explanation:
I hope it will help you
Answer:
The correct answer is option 3. a nucleus.
Explanation:
The first genetic material present in the early organisms were RNA which was present in the microscopic organisms back then 3.5 billion years ago which means it is normal to have RNA in such microfossils chemical analysis.
Since, the nucleus was not present in early life forms of prokaryotes like bacteria. so, it is unusual to find nucleus in the fossils of stromatolite rocks.
Thus, option III is the correct answer.
<u>Answer</u>: Aerial roots allow the orchid to attach itself to trees.
<u>Explanation</u>:
- The roots of the plant that grow above the ground are known as aerial roots.
- These aerial roots are found in orchids to attach to the tree.
- The plant may or may not retain its terrestrial root.
- Examples of the orchids with aerial roots are climbing orchids and epiphytic orchids.
- These roots help the plant to firmly stay on the branches of the trees and compete with others for sunlight .
Answer:
the answers is yes
Explanation:
because it changes the genetic code, and genetic code is the genes and they define who you are amd wat u look like