Answer:
The control variable is the soldier.
Explanation:
The same soldier is used throughout the test
Some scientists are studying a newly discovered microbe and determine that it consists of a single cell, lacking a nucleus. this organism could be <u>a bacterium.</u>
<u></u>
<h3>What do you mean by bacterium?</h3>
- Any of a large group of one-celled organisms that reproduce by fission or by generating spores, lack a cell nucleus, and occasionally cause disease.
- They are the most prevalent life forms on Earth, present in all living organisms as well as all climatic conditions.
<h3>What can be discovered in bacteria?</h3>
- Its gel-like matrix, which also contains other cell components like ribosomes, chromosomes, and plasmids, is made up of water, enzymes, nutrients, waste products, and gases.
- The cytoplasm and all of its elements are enclosed by the cell membrane.
- Bacteria do not have a nucleus that is contained in a membrane like eukaryotic (true) cells do.
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Answer:
The correct answer is - 1/2
Explanation:
the ability to roll the tongue is dominant over those who can not roll the tongue. The man is Rr (man), heterozygous. The woman is recessive and can not roll
Rr (man) x rr (woman)---Parents
r
R Rr (roll)
r rr (cann't roll)
The probability of their children to able to roll = 1/2 = 50%
Answer:
D. An area with many individuals of many species.
Explanation:
Biodiversity is the variety and variability of life on Earth.
Biodiversity is supposed to be diverse with a lot of different species. Diverse means showing a great deal of variety; very different.
