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Rus_ich [418]
3 years ago
13

Which of the following are considered gases?

Biology
1 answer:
bogdanovich [222]3 years ago
7 0

Answer:

Oxygen, Air And Helium.

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Describe how radio telescopes are used to explore space.
Hatshy [7]

Answer:

How are radio telescopes used to explore space?

Since the 1930s, when the first radio signals from space were detected by Karl Jansky, astronomers have used radio telescopes to explore the Universe by detecting radio waves emitted by a wide range of objects.

Explanation:

How are radio telescopes used to explore space?

Since the 1930s, when the first radio signals from space were detected by Karl Jansky, astronomers have used radio telescopes to explore the Universe by detecting radio waves emitted by a wide range of objects.

Tell me if it helps!  :)

7 0
3 years ago
Read 2 more answers
Why would plants have pigments that are not photosynthetically active
QveST [7]
Pigments absorb light used in photosynthesis.Set of wavelengths that a pigment doesn't absorb are reflected.
3 0
3 years ago
How can DNA be useful in phylogeny? Question 14 options: A) DNA from every organism in a clade is sequenced to identify genetic
Delvig [45]

Answer:

The correct answer is - option B. DNA sequences from different species can be compared, giving us more information about their evolutionary relationships.

Explanation:

The study of the evolution of a species in a longer period of time and its evolutionary relation with other species is phylogeny. DNA is the basis of the molecular phylogeny of a species to find out the evolution of species.

Genetic mutations, a sequence of nucleotides, and other information of DNA helps in the establishment of divergence from common ancestry. By comparing the information it gives an idea about the evolutionary ancestry of two or more species.

8 0
3 years ago
Categorize the examples of competition between organisms as interspecific or intraspecific.
Likurg_2 [28]
Interspecific competition
A type of competition in which organisms belong to different species compete with each others for same resources.
Example
Leopard and lion.
intraspecific competition
A type of competition in which organism belong to same species compete with each others for same resources.
Example
birds for breeding or shelter compete with each others
5 0
3 years ago
Read 2 more answers
Prokaryotes have no (blank) DNA in their (blank)
lesya [120]

Prokaryotic cells lack a defined nucleus, but have a region in the cell, termed the nucleoid, in which a single chromosomal, circular, double-stranded DNA molecule is located.

7 0
3 years ago
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