A pea plant is heterozygous for height (Tt). Which allele will be carried by a pollen grain produced by the plant? A. T only B. t only C. T and t D. T or t

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Answer 1

Answer: The correct answer for the question shown above is definitely the last option D. T or t because pea plant is able to carry any of the allele.

Answer 2

Answer:

D is your anwser and np

Related Questions

Which statement best describes why electrons are typically not included when determining the mass of an atom?The charge of a proton cancels the charge of an electron. The protons and neutrons are much more massive than the electrons. Electrons have a negative charge. Electrons are located outside the nucleus.
this term describes the loss of electrons that occurs during metabolism, the process by which your body breaks down and builds up molecules.
Where is the majority of energy stored in a molecule of atp?
Rank these four layers from youngest to oldest:A D E G A) ADEG B) AEDG C) GDAE D) GEDA
A study showed that the mortality risk for human babies goes up as birth weight decreases below the average. Another study shows an increase in mortality risk as birth weight increases above the average. What can be said about human birth weight?It is not a trait, and therefore it is not affected by natural selection. It is a trait, but is not affected by natural selection. It is a trait that is shaped by stabilizing selection.

If the sequence of one single strand of DNA is C-A-A-G-T-A-G-G-C-T, what is the sequence of the complementary strand?

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G-T-T-C-A-T-C-C-G-A is the complimentary sequence in DNA. This is because C pairs with G, while A pairs with T.

State two different roles of spleen in the human body ?

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Answer:

The spleen acts as a filter for blood as part of the immune system. It also helps fight against certain kinds of bacteria that cause pneumonia and meningitis.

Fights of infections as it is part of the lymphatic system. It also regulates the blood in the body and gets rid of old and damaged cells.

The CFTR receptor is used to move chloride ions out of a cell by active transport. This is an example of: A reaction coupled with the hydrolysis of ATPA reduction reaction Equilibrium
A reaction coupled with the production of ATP
An oxidation reaction

Answers

The movement of chloride ions out of a cell by the CFTR receptor involves a reaction coupled with the hydrolysis of ATP.

Step 1: The CFTR (Cystic Fibrosis Transmembrane Conductance Regulator) receptor utilizes active transport to move chloride ions out of a cell. This process involves a reaction coupled with the hydrolysis of ATP (adenosine triphosphate).

ATP is a molecule that stores and provides energy for cellular processes. In this context, ATP is used to fuel the active transport of chloride ions against their concentration gradient.

Step 2: Active transport mechanisms like the CFTR receptor require energy to move substances against their natural direction of movement. In this case, the hydrolysis of ATP provides the necessary energy for the movement of chloride ions out of the cell.

ATP is enzymatically broken down into ADP (adenosine diphosphate) and inorganic phosphate, releasing energy that drives the active transport process.

This coupling of the reaction with ATP hydrolysis ensures that the movement of chloride ions is achieved against the concentration gradient, maintaining cellular homeostasis and contributing to various physiological processes.

Understanding these cellular mechanisms is vital for comprehending how cells regulate ion concentrations and maintain proper functioning.

Learn more about ATP

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The CFTR receptor facilitates the active transport of chloride ions out of a cell, coupling this process with the hydrolysis of ATP. The correct option is A.

This means that as chloride ions are moved against their concentration gradient, the energy released from ATP hydrolysis powers the transport. This mechanism ensures efficient ion movement and is essential for maintaining proper ion balance in various tissues, such as the respiratory epithelia.

It's not an equilibrium process, as it requires constant energy input. Moreover, it's not a reduction or oxidation reaction, but rather a prime example of active transport coupled with ATP hydrolysis for cellular energy utilization. The correct option is A.

Know more about ATP hydrolysis here

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This is an artificial genetic sequence from combining two other sequences in a plasmid.

Answers

Based on the given description above, the answer for this would be RECOMBINANT DNA. Recombinant DNA is an artificial genetic sequence from combining two other sequences in a plasmid. Hope this answers your question. Have a great day ahead!

How does current affect biodiversity in rivers and streams?

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The answer is: it mixes the nutrients for plant and animal use and determines a location of organisms.

Current definitely has an effect on biodiversity. But, it does not prevent organisms from living or remaining in rivers and streams, and, thus, cause a decrease in biodiversity. On the contrary, it mixes the nutrients for the organisms and also mixes water less or more saturated with oxygen. Current also determines location of organisms, so, for example, organisms able to resist this current will live in the streams or rivers where current is strong. And vice versa - less resistant organisms will live in the parts of streams and rivers where current is not that strong.

the answer is c my dude

1. Scientists believe that ancient ancestors of all animals were (1 point) A) single-celled prokaryotes that reproduced asexually. B) single-celled eukaryotes that sometimes grew in colonies. C) multicellular organisms that were probably autotrophic. D) multicellular organisms with an alternation of generations lifecycle. 2. The Cambrian Explosion resulted in the evolution of the first (1 point) A) dinosaurs and mammals. B) representatives of most animal phyla. C) bacteria. D) land animals.

Answers

Scientists believe that ancient ancestors of all animals were single celled eukaryotes that sometimes grew in colonies. The correct option among all the options that are given in the question is the second option or option "B".

The Cambrian Explosion resulted in the evolution of the first representatives of most animal phyla. The correct option among all the options that are given in the question is option "B".

1. The correct answer is option B, single-celled eukaryotes that sometimes grew in colonies

Reason – Single celled species are originally the main ancestors of all animals because after evolution and classification, these species evolved into multicellular organisms which later on further diversified into different generas, species and classes. Living in colonies allowed these single celled species to produce sexually

2. The correct answer is option B, representatives of most animal phyla

Reason – The cambarian explosion is considered as the most evolutionary phase in the Earth’s history. All major animal body plans including Ctenophora, Poriferas, Cindaria, Chordata, Hemichordata, Echinodermata, Nematoda, Artropoda, Platyhelminthes, Mollusca, Annelida, Brachiopoda etc. occurred during this period.

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A cell membrane is very specific about what it allows across. How does this help the cell?A. The cell works better when it contains fewer protein B. It helps the cell absorb as many different molecules as possible C. It is better for the cell if most molecules are prevented from entering D. Transports protein only allow enzymes to pass through the membrane

During transcription in eukaryotes, a type of RNA polymerase called RNA polymerase II moves along the template strand of the DNA in the 3'â†’5' direction. However, for any given gene, either strand of the double-stranded DNA may function as the template strand. Which of the following initially determines which DNA strand is the template strand, and therefore in which direction RNA polymerase II moves along the DNA?A. the location of specific proteins (transcription factors) that bind to the DNAB. the specific sequence of bases along the DNA strandsC. the location along the chromosome where the double-stranded DNA unwindsD. the position of the geneâ€™s promoter on the chromosomeE. which of the two strands of DNA carries the RNA primer

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