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sattari [20]
3 years ago
7

A carpenter sands a wooden board until it is smooth. It this a physical change or a chemical change?

Biology
1 answer:
AleksandrR [38]3 years ago
8 0
Physical change as no new substance is created
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Select all molecules that are considered to be macromolecules. Check all that apply. An mRNA that will be translated to make a c
SOVA2 [1]

Answer:

All given options are correct.

Explanation:

Biomolecules may be defined as the organic molecules that are present in the living organism. Four important biomolecules are proteins, carbohydrates, fats and nucleic acids.

The biomolecules are known as macromolecules because they are made of large units of molecule. The mRNA that translates to form a enzymes is macromolecule because RNA is made of large units of nucleotides. Lipid that found in cell membrane are macromolecules because they are made of more than 1000 atoms. Protein that are involved in DNA replication are macromolecules as they have large units of amino acids.

Thus, all the given option are correct.

4 0
3 years ago
Which term includes all of the interactions between the organisms and physical
bulgar [2K]
Its b. Ecosystem

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Abiotic is just an adjective meaning not alive

Competition is just the interactions between organisms in the struggle for food, water, space, mates, and many other things again not physical characteristics
5 0
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What is the complementary DNA sequence to the DNA sequence GTA TAC ATG
konstantin123 [22]

Answer:

CAT ATG TAC

Explanation:

Adenine (A) pairs with Thymine (T)

Cytosine (C) pairs with Guanine (G)

And vice-versa

4 0
3 years ago
What is the function of the nucleus?
lina2011 [118]

Answer:

A. To store the cell's genetic material

Explanation:

The nucleus stores DNA which is the genetic material.

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densk [106]

Answer:

carbon cycle

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7 0
3 years ago
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