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SOVA2 [1]
3 years ago
13

Analysis: 1. What gas filled the balloon and where did it come from? Explain.

Biology
1 answer:
Angelina_Jolie [31]3 years ago
6 0

Answer:

Helium

Explanation:

Helium is extracted in a few places in the world, namely USA, Algeria, Russia and Qatar. Helium is abundant in space, where it's produced as a product of the fusion reaction inside stars such as the sun.

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In cats the allele for short hair is dominant over the allele for long hair. A short haired male and long haired female have kit
SCORPION-xisa [38]

Answer:

Genotype of parents:                  Ss     x     ss

Genotype of offsprings:                  Ss    ss

Expected ratio of short to long:      2  :   2 = 1 :  1

The actual ratio in this problem is Eight kittens have short hair and 3 have long hair: 8 : 3

Explanation:

In cats the allele for short hair is dominant over the allele for long hair. (SS or Ss for short hair; ss for long hair).

A short haired male and long haired female have kittens. Eight kittens have short hair and 3 have long hair.

For the parents to have been able to produce long haired offsprings, it means both parents possess one copy each of the recessive traits. Thus we have

Phenotype of parent: A short haired male and long haired female

Genotype of parents:                  Ss     x     ss

Genotype of offsprings:                  Ss    ss

Expected ratio of short to long:      2  :   2 = 1 :  1

The actual ratio in this problem is Eight kittens have short hair and 3 have long hair: 8 : 3

4 0
3 years ago
Which evidence best supports is the theory that organisms, such as whales , have common ancestry and have evolved ? Select all t
Tanya [424]

Answer:

Another evidence of evolution is the convergence of form in organisms that share similar environments. 

7 0
3 years ago
Which statement is true about a machine?
docker41 [41]
I believe the true statement is the second option
3 0
3 years ago
Need help with the rest
taurus [48]

Answer:

Heres a link to a labeled diagram of the heart. Sorry I was trying to put a picture in but It wouldn't save as a JPEG file

Link:

           https://www.google.com/url?sa=i&source=images&cd=&ved=2ahUKEwjpw8LI4vzlAhVMPn0KHWHnCTkQjRx6BAgBEAQ&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FFile%3ADiagram_of_the_human_heart_(cropped).svg&psig=AOvVaw2LsD24TXBtoTcH1kjWCRJC&ust=1574476068782790

5 0
3 years ago
True or false - DNA and RNA store heredity to make proteins?
anastassius [24]

in my own opinion I think it's false ..,

4 0
3 years ago
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