When a species is made up of different smaller groups, each of those smaller groups is known as a _____. a. variety
b. species
c. genus

Answers

Answer 1

Answer: ur answer would be A- variety!

Answer 2

Answer:

Your answer really is A. Variety

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Skin color is an ______ trait.

Answers

it is a hereditary trait..

hereditary that is the answer

Identify this symbol.
Cl-

Answers

Cl is the symbol of chlorine, having atomic number 35. It is a member of halogen family. It has tendency to gain electron and becomes ion. The ion of chlorine is called chloride ion, represented by Cl⁻ . The negatively charged ions are anions. It is therefore, chloride ion is an anion.

Anion. It has taken on an electron. Sorry about my first awnser...

Which one of these chordate groups lacks a post-anal tail and a notochord as adults?

Answers

The answer is tunicates.

Tunicates belong to phylum Chordata. Thus, it is expected to have dorsal nerve cords and notochords. But, as adults, they lack a post-anal tail and the notochord. The reason they belong to phylum Chordata is that their larval stages have all the characteristics of phylum Chordata - nerve cords, post-anal tails, and notochord. During metamorphosis to adults, tunicates lose these characteristics.

Which among these is the least helpful in reducing indoor pollution?A. Having indoor plants
B. Opening windows
C. Installing HEPA filters
D. Increasing the house temperature

Answers

Answer:

D. Increasing the house temperature

Explanation:

Increased level of temperature and humidity support the growth of microbes in the house and thereby pollute the indoor air. Indoor plants remove carbon dioxide and help in reducing indoor pollution. Likewise, entry of fresh air into the house by opening windows and use of HEPA filters also make the air of house free of pollutants.

Answer:

The correct answer is option D. "Increasing the house temperature".

Explanation:

Reducing indoor pollution is achieved by a series of practices that help to improve the quality of air within a closed environment. Among the different practices herein proposed, increasing the house temperature is the one that is lest helpful to reduce indoor pollution. In fact, some scientific studies suggest that increasing the house temperature is related to an increase in indoor pollution by the use of heating devices and exposure to the contaminants that they generate.

An interview conducted by a research writer would be a _____ source.secondary
reliable
primary
tertiary

Answers

Answer:

secondary is a correct option.

Explanation:

primary source: source which has the original source of information. It is a source of which has been created when the study is done.

Secondary source: in which analysis is done based on the primary source, In this original information analyzed and arranged after that evaluation is done.
In this case an interview conducted by a research writer would be a secondary source because the analysis is done based on the primary data.

tertiary source: It is a distillation of the information obtained from both primary and secondary sources.

It is a Secondary source because it is conducted by the conductor.

Kyle is camping in the Mount Hood National Forest, Oregon. His campsite is in a wide, U-shaped valley. The valley was most likely formed by _____.1)a river
2)mass wasting
3)a glacier
4)a mudflow