Archive day

December 17, 2025

2,558 public questions were asked on this day.

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An example of mitosis at work is a leaf turning yellow. growing. taking in carbon dioxide. performing photosynthesis.
Asked by CHRIS 1 answer
An example of mitosis at work is a plant root elongating. absorbing. pointing down. breaking.
Asked by CHRIS 1 answer
List at least three factors that can affect the genetic variation within a population.
Asked by Chuck Bass 1 answer
Which statement about anaerobic respiration is true? Anaerobic respiration prevents muscle fatigue. Anaerobic respiration generates a high yield of ATP. Anaerobic respiration is used commercially in the production of bee...
Asked by CHRIS 1 answer
Gene sequencing allows scientists to decode the of an organism, its full set of genetic information.
Asked by Chuck Bass 1 answer
Consider the stage of cellular respiration that is shown in the diagram. A diagram shows the conversion of a glucose molecule to 2 pyruvic acid molecules. In this process, 2 A T P form 2 A D P, 2 N A D produce 2 N A D H,...
Asked by CHRIS 1 answer
What is the main difference between aerobic respiration and anaerobic respiration? Aerobic respiration requires oxygen to proceed, but anaerobic respiration does not. Aerobic respiration occurs during photosynthesis, but...
Asked by CHRIS 1 answer
Compared to larger populations, smaller populations of organisms, such as some groups of cheetahs in East Africa, accumulate mutations at a faster rate within the population. This accumulation of mutations increases the...
Asked by Chuck Bass 1 answer
Scientists observing a species of fish notice that some individuals exhibit a lack of dark pigment, a condition known as oligomelanism. A survey of the population years later does not find any oligomelanic fish. This los...
Asked by Chuck Bass 1 answer
The graphic shows the citric acid cycle. A diagram of the citric acid cycle is shown. Acetyl C o A enters the citric acid cycle and combines with a 4-carbon compound to form citric acid. During the citric acid cycle, wha...
Asked by CHRIS 1 answer
In genetic engineering, scientists attempt to manipulate DNA in ways other than natural processes. True False
Asked by Chuck Bass 1 answer
The Venn diagram compares aerobic respiration and anaerobic respiration. A Venn diagram is shown. One circle is labeled aerobic and the other circle is labeled anaerobic. Which statement could be categorized only in the...
Asked by CHRIS 1 answer
Genetic drift can occur when a large portion of a population dies because of disease or natural disaster. True False
Asked by Chuck Bass 1 answer
Which is required for both anaerobic respiration and aerobic respiration? oxygen water mitochondria glucose
Asked by CHRIS 1 answer
The range of phenotypes within a population is described as genetic variation. True False
Asked by Chuck Bass 1 answer
The gene pool remains the same whether organisms enter or leave a population. True False
Asked by Chuck Bass 1 answer
Which statement describes the reaction for cellular respiration? The equation is carbon dioxide + water Right-arrow glucose + oxygen + water and energy is required in the form of light The equation is glucose + oxygen Ri...
Asked by CHRIS 1 answer
What do forensics specialists analyze during DNA fingerprinting? entire genomes fragments of DNA individual chromosomes none of these
Asked by Chuck Bass 1 answer
Which process occurs within the mitochondria? lactic acid fermentation alcohol fermentation glycolysis Krebs cycle
Asked by CHRIS 1 answer
Which of the following is an example of aneuploidy? haploidy (n) monosomy (2n – 1) tetraploidy (4n) triploidy (3n)
Asked by Chuck Bass 1 answer
The Venn diagram compares aerobic respiration and anaerobic respiration. A Venn diagram is shown. One circle is labeled aerobic and the other circle is labeled anaerobic. Which statement should be categorized only in the...
Asked by CHRIS 1 answer
What do aerobic respiration and anaerobic respiration have in common? Both begin with glycolysis. Both occur in mitochondria. Both require oxygen to proceed. Both end with the electron transport chain.
Asked by CHRIS 1 answer
Prior to a muscle cell undergoing mitosis, a nucleotide in a particular gene is deleted during replication. Why is this mutation unlikely to seriously affect the organism’s offspring? Deletion mutations are harmful only...
Asked by Chuck Bass 1 answer
Assuming that a given mutation in a population is a nonlethal germ mutation, which of the following types is least likely to affect the gene pool of that population? a nucleotide deletion a nucleotide insertion a nucleot...
Asked by Chuck Bass 1 answer
The trees in a certain area are affected by a devastating fungus. Most of the trees die, but a few survive. Seedlings from these trees reestablish the population. During a later outbreak of the same fungus, only a few of...
Asked by Chuck Bass 1 answer