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yulyashka [42]
3 years ago
11

Which observation about magnets provides evidence that a magnetic can act across a distance?

Biology
1 answer:
zloy xaker [14]3 years ago
6 0

Magnetic Field.

Magnetism is a force that can act at a distance. However magnets cannot exert a force on an object that is too far away.

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How are the mutations in GENOME simiar to a printinting book
Allushta [10]

Answer:

<em>Errors that appear in one copy can be copied to all other copies of the book.</em>

Explanation:

While printing a book, an error made will result in printing all the books with that error. Same case occurs in mutations in a genome. Certain mutations are heritable. This means that a change in a DNA sequence at a particular location will be seen in the children also.

Not all mutations are negative, some might have a positive influence also.

3 0
3 years ago
What is meant by the term "controlled experiment"?
Soloha48 [4]

Answer: it means you do things purposely to get a reaction that will hopefully help to prove your hypothesis correct or to show what works in the experiment and what does not

Explanation:

7 0
3 years ago
A mating between a true-breeding purple-flowered pea plant and a true-breeding white-flowered pea plant would produce a:______.A
Lunna [17]

Answer:

The correct answer would be - option C) F1 generation

Explanation:

The true breeding varieties are the offspring that have same phenotype as the the parents and contain same allele for a specific trait. When there is mating between two true breeding varieties offspring would be hybrid.

P generations is the generation of the parents in other words, matting in between parents known as p generation whereas the very first generation after p generation is known as F1 generation or filial generation and also the hybrid of P generation.

Thus, the correct answer is option C). F1 generation

6 0
4 years ago
How are the structures of compact and spongy bone different? How are they similar?
GalinKa [24]

Compact bone is the outer layer that is packed together very tightly. This is mainly for support & balance. The spongy bone is strung together loosely and looks like *no surprise here* a sponge. This helps create blood cells & other bodily garbage.

6 0
3 years ago
Transcribe the DNA<br> 5' GGCTAATTCGAT 3<br> SHARK
zaharov [31]

Answer:

How do your cells know what to do? Just like builders have blueprints to tell them how to build a house, your cells also have instructions. Your cells' instructions are molecules of DNA.

What is DNA?

DNA is the material that makes up our chromosomes and stores our genetic information. When you build a house, you need a blueprint, a set of instructions that tells you how to build. The DNA is like the blueprint for living organisms. The genetic information is a set of instructions that tell your cells what to do.

DNA is an abbreviation for deoxyribonucleic acid. As you may recall, nucleic acids are a type of macromolecule that store information. The deoxyribo part of the name refers to the name of the sugar that is contained in DNA, deoxyribose. DNA may provide the instructions to make up all living things, but it is actually a very simple molecule. DNA is made of a very long chain of nucleotides. In fact, in you, the smallest DNA molecule has well over 20 million nucleotides.

Explanation:

6 0
3 years ago
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