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anastassius [24]
3 years ago
7

When molecules are very large or are being moved against their concentration gradient, energy is required to move molecules acro

ss a cell membrane. this type of movement is best described as:?
Biology
1 answer:
kozerog [31]3 years ago
4 0
Active transport. Which the molecules are transported by a protein called carrier protein with the help of ATP.
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DNA carries the instructions to make ___. A. Genes B. Cells C. Proteins D. Nucleic acids
alexandr1967 [171]
DNA carries the instruction to make (C) proteins. 


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3 years ago
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A classmate argues that Schwann and Schleiden are responsible for the cell theory. How do you respond? Cite facts and use logica
Serga [27]

Answer:

Yes.

Explanation:

Yes, Schwann and Schleiden are responsible for the cell theory, both the scientists presented the cell theory in 1839. I agree with the argument of my classmate because the person who first presented cell theory was both Schwann and Schleiden. Schwann works on plant cell whereas Schleiden works on animal cell and formulate cell theory. So my classmate's argument is right about cell theory.

5 0
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The cells that develop to form the outer lining of an animal's body make up the _[blank]_.
pochemuha

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3 years ago
6. model of the flow of energy through an ecosystem
FinnZ [79.3K]

Answer:

Different ecosystems have different levels of consumers, all end with one top consumer. Most energy is stored in plants and oxygen, and as the consumers eat these plants they take up a small amount of energy. This energy in the herbivores and omnivores is then consumed by carnivores.

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3 years ago
Contrast: how were the designs of pasteur’s and redi’s experiments different? pasteur experimented with rotting meat; redi exper
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The designs of Pasteur and Redi’s experiments were different such that Pasteur was able to show spontaneous generation was false, but Redi was not and is denoted as option C.

<h3>What is an Experiment?</h3>

This can be defined as a procedure which includes series of methods done to accept or refute a hypothesis or to ascertain its authenticity. Spontaneous generation is a theory which states that living organisms could arise from non living matter.

Pasteur experimented with broth while Redi experimented with rotten meat and Pasteur was able to confirm the micro-organisms in the air which disproved the concept of spontaneous generation and thereby making option B the most appropriate choice.

Read more about Experiments here brainly.com/question/25303029

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5 0
1 year ago
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