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Salsk061 [2.6K]
3 years ago
9

Which natural resource has made manned space exploration possible?

Biology
2 answers:
Vera_Pavlovna [14]3 years ago
8 0
C. fossil fuels

i hope this helps
deff fn [24]3 years ago
5 0

Answer:

C. Fossil fuels

Explanation:

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Jane filled one transparent bottle and one brown bottle of the same capacity with pond water. She kept the first bottle in sunli
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<span>Jane's observation will be that in the transparent bottle, the algae and small plants present in the pond water release oxygen during photosynthesis, while in the dark bottle, photosynthesis doesn’t occur due to darkness. Therefore, oxygen in the transparent bottle is more than that in the dark bottle. In photosynthesis, photosynthesizing organisms, such are algae and small plants, use carbon dioxide and water and convert it into glucose and oxygen in the present of sunlight. Therefore, organisms in the transparent bottle can perform photosynthesis and consequently release oxygen. However, this is not the case with the dark bottle that cannot transmit the sunlight.</span>
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3 years ago
The body uses carbohydrates for _____ - term energy storage.
Juli2301 [7.4K]

Answer: The body uses carbohydrates for both long term and short term energy storage

Explanation: Some of the energy our body saves is only there for a certain amount of time or we use our energy so therefore it is Short term storage

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3 years ago
In a dihybrid cross involving two autosomal traits on different chromosomes in which the parents are purebred for the opposite f
Simora [160]

Answer:

The question lacks options, the options are:

A) 1 out of 16

B) 3 out of 16

C) 6 out of 16

D) 9 out of 16

The answer is 1 out of 16

Explanation:

This is a DIHYBRID cross because it involves two different genes coding for distinct traits. One of the traits will be dominant while the other recessive. Hence, parents that are purebred for opposite forms of the trait means that one parent is homozygous dominant while the other is homozygous recessive. When these two parents cross, they produce F1 offsprings that all possess the dominant trait but heterozygous/hybrids.

When these hybrids are self-crossed, they produce four different combinations of gametes which when crossed using a punnet square will result in F2 offsprings with a 9:3:3:1 phenotypic ratio according to Mendel's observation.

9 represents offsprings that are dominant for both traits

The two 3's represents offsprings that are recessive for one trait and dominant for the other respectively.

1 represents offsprings that are homozygous recessive for both traits.

Hence, 1 out of 16 offsprings will be homozygous recessive for both traits.

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3 years ago
What are the polymers of nucleic acids called
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Explanation:

Nucleic acids are polymers of individual nucleotide monomers. Each nucleotide is composed of three parts: a 5-carbon sugar, a phosphate group, and a nitrogenous base. Only two 5-carbon sugars are found in nature: ribose and deoxyribose.

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3 years ago
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Which of the following is a specific variant of a character?
Nezavi [6.7K]

Answer:

class

Explanation:

7 0
2 years ago
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