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padilas [110]
2 years ago
13

Which is not a method used to detect extrasolar planets? a. transit photometry b. radial velocity measurements c. direct imaging

d. microscopy
Biology
1 answer:
Rzqust [24]2 years ago
4 0

Microscopy is not a method used to detect extrasolar planets.

<h3>Methods of detecting exoplanets:</h3>

Any planetary body beyond the solar system that typically orbits a star other than the Sun is referred to as an extrasolar planet, often known as an exoplanet. There are 3,779 planetary systems with 3,108 confirmed exoplanets as of 1 July 2022, 826 of which contain multiple planets. The Kepler space telescope was responsible for most of these discoveries.

Exoplanets contain elements that are comparable to those found in our solar system, but their compositions of those elements may vary. Iron or carbon may dominate some planets, whilst water or ice may rule others.

The following methods have at least once proved successful for discovering an extrasolar planet or detecting an already discovered planet:

  • Radial velocity
  • Transit photometry
  • Ellipsoidal variations
  • Pulsar timing
  • Variable star timing
  • Transit timing
  • Transit duration variation
  • Eclipsing binary minima timing
  • Gravitational microlensing
  • Direct imaging

Learn more about  extrasolar planet here:

brainly.com/question/14018668

#SPJ1

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3. Describe the difference between sexual and asexual reproduction. Give at least one example organism for each type.
Salsk061 [2.6K]

Answer:

Since sexual reproduction requires two individuals, it allows intermingling of genes which is beneficial for the individuals as well as the entire species. The organisms produced by asexual reproduction are genetically identical to each other. ( I hope it helps )

8 0
3 years ago
Read 2 more answers
First identify the gametes. use pink labels to identify the male and female gamete types and white labels to identify the gamete
Lady bird [3.3K]
I found the whole exercise on the internet. Attached is the scheme with labels for the gametes, f2 generation, and respective frequencies.

For the gametes position, on the left pink square on the male gametes side you should put a capital G, <span>and on the right pink square on the male gametes side you should put a small g, as</span> the only two possible offsprings that are showing is "GG" under the left male gamete and "gg" under the right male gamete. On the top pink square on the female gametes side you should put a capital G, and on the bottom pink square on the female gametes side you should put a small g, as the only two possible offsprings that are showing is "GG" on the same line as the top female gamete and "gg" on the same line as the bottom female gamete.
As for the frequencies of the gametes, you should put the white label that marks 1/2 by the side of each gamete.
Related to the F2 generation, the top right and bottom left pink squares should have the label with a capital G and small g - "Gg" which reflects the combination of the male gamete on its line with the female gamete also on its line.
As for the frequencies of the progeny, each of the genotypes formed from the union of the gametes should have by the side the white label that marks 1/4.
The totals would be that GG is 1/4, Gg is 1/2 (1/4+1/4), and gg is also 1/4.

6 0
3 years ago
A Corgi is crossed with a Labrador, which has normal long legs. Both Corgi's and
asambeis [7]

Answer:

1/2 of the offspring will have long legs and ears

Explanation:

Shown by the dihybrid cross, there are 4 possible combinations, of which, 2 will provide the offspring we’re looking for. This means we have a 2/4 ratio or 1/2 ratio.

6 0
2 years ago
To this genus include using tools, burying their dead, and
hram777 [196]

Answer:

homo genus

Explanation:

their characteristics include:-

fully opposable thumb

ability to make precise tools

have hairs on their body

lack prehensile tail

form societies

large cranial capcity

hands capable of power and precision grips and many more...

7 0
3 years ago
What are the respiratory, digestive, and cardiovascular systems classified as​
meriva

Answer:

The circulatory system

Explanation:

The circulatory system, also called the cardiovascular system or the vascular system, is an organ system that permits blood to circulate and transport nutrients (such as amino acids and electrolytes), oxygen, carbon dioxide, hormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseases, stabilize temperature and pH,

6 0
4 years ago
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