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Olenka [21]
3 years ago
8

What is active transport

Biology
2 answers:
Gelneren [198K]3 years ago
7 0
The movement of ions across the cell of a membrane of higher regions of concentration.
professor190 [17]3 years ago
4 0
The movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring energy
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Normally, when a neuron is not transmitting information and a slight negative charge is present on the inside of the cell membra
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A neuron is in a Polarized state when the gates of the membrane are closed, and there is slight negative charge inside the membrane The neuron does transmit signals, during this time. The positively charges ions are found outside the cell, and negative ions are inside the cells.
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Your teacher has given you two mineral samples. He has told you that
balu736 [363]
I think its that They have the same mass
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3 years ago
A white flower with a homozygous recessive genotype for petal color would have a
Reptile [31]

Answer:

B. rr

Explanation:

Genotype- Is the genetic makeup of an organism.

An homozygous individual is one who has similar allele e.g AA

It could either be in dominant form(AA) or recessive form(aa)

An heterozygote individual has two different allele in its genotype e.g Aa

A dominant gene is a gene that expresses itself in the phenotype of an individual while a recessive gene is a gene that is not expressed in the phenotype.

The genotype for a white homozygous flower is WW while the genotype for homozygous recessive is ww.

The dominant genotype is usually denoted with capital letter and the recessive is denoted with small letter.

5 0
3 years ago
Tiny opening in the leaf that allow carbon dioxide to enter are called
stepladder [879]
The correct answer is B. Stomata
5 0
3 years ago
Read 2 more answers
Como se mantienen unidos los puentes de hidrogeno​
Alex787 [66]

Answer:

Los puentes de Hidrógeno, se forman por átomos de Hidrógeno localizados entre átomos pequeños muy electronegativos, cuando un átomo de Hidrógeno está unido covalentemente, a un átomo electronegativo, Oxígeno, Nitrógeno o Flúor, el átomo con mayor electronegatividad atraerá hacia si los electrones del enlace, formándose

si esta respuesta te ayudo, me calificas con 5 estrellitas te lo agradeceria <3

Explanation:

6 0
3 years ago
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