Answer:
A mutation is a change in a DNA sequence. Mutations can result from DNA copying mistakes made during cell division, exposure to ionizing radiation, exposure to chemicals called mutagens, or infection by viruses.
Explanation:
Answer:
loss of animal habits
Explanation:
I know this 1st answer alone I dont know the remaining
I hope it may helps you
The tissue that helps in the sideways conduction of water in the tree is the xylem parenchyma.
In plants, there are two systems; the xylem and phloem, that help in the transportation of water and other substances from roots to the other parts of the plant.
Xylem is living plant cells and is found in the center of the vascular sheaths. These are also known as photosynthetic cells.
It is also an essential component of the plant as it stores and transports water.
Moreover, these cells serve as fragments of the intracellular storage system.
If you need to learn more about the xylem parenchyma click here:
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Answer:
about 5 billion years ago
Explanation:
Our solar system formed about 5 billion years a go from a dense cloud of interstellar gas and dust.
Answer: SPORES are defined as haploid (1n) cells which develops into gametophytes.
Gametophytes inturn produce either haploid (1n) male or females GAMETES that can fuse to form diploid ZYGOTES.
This basically explains what goes on in Meiosis.