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December 2025

42,840 public questions were asked this month.

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Recent questions

Latest from December 2025

A house is heated during winter using a furnace. Sunlight shines through the window and warms the floor. Heat travels through the metal pipes carrying hot water. Warm air rises from vents into the rooms. Cold air sinks t...
Asked by Blaine 1 answer
A tall pea plant results from a dominant tall allele, while the short phenotype results from two recessive alleles. What is the frequency of short offspring (pp) when a tall pea plant with one tall allele (Pp) is cross-p...
Asked by / 1 answer
Do mutations in sex cells contribute to genetic variation? (1 point) Responses No, the mutations cannot be passed to offspring and only affect the individual. No, the mutations cannot be passed to offspring and only affe...
Asked by / 1 answer
How are genotypes and phenotypes related? (1 point) Responses Both determine differences in genetic makeup. Both determine differences in genetic makeup. Both determine the alleles individuals receive. Both determine the...
Asked by / 1 answer
his is the original strand of DNA: ATG AAG TTT GGC TAA. Which option would represent a frameshift mutation due to a DELETION MUTATION? (1 point) Responses ATG AAG TTT CGC TAA ATG AAG TTT CGC TAA ATG TTT GGC TAA ATG TTT G...
Asked by / 1 answer
What process is a method of heat transfer but does NOT contribute significantly to heating the surface or atmosphere of the earth? Responses A conductionconduction B convectionconvection C insulationinsulation D radiatio...
Asked by Blaine 1 answer
Humans can have red blood cells that are of type A (IA), type B (IB), or type O (i). These three different alleles can be combined in different ways following Mendel's Laws of Inheritance. The resulting genotypes make ei...
Asked by / 1 answer
A student is completing a Punnett square for a trait that is complete (simple) dominance. Both parents are heterozygous for the trait (Aa). What is the likelihood that they have an offspring that does NOT have the domina...
Asked by / 1 answer
The sun heats Earth mainly through A fusion. B radiation. C conduction. D convection..
Asked by Blaine 1 answer
Which statement best describes the process of crossing over? (2 points) Responses Pairs of homologous chromatids are divided in half and distributed randomly into new diploid cells. Pairs of homologous chromatids are div...
Asked by / 1 answer
On a coordinate plane, triangle D E F has points (negative 8, 8), (10, negative 2), and (negative 8, negative 8). Find the area of the triangle DEF. Area = square units
Asked by Story 1 answer
______________ currents are responsible for circulating hot and cold air in the atmosphere and causing local weather systems. Responses A OceanicOceanic B RadiationRadiation C ConductionConduction D Convection
Asked by Blaine 1 answer
On a coordinate plane, triangles A B C and D E F are shown. Triangle A B C has points (negative 10, negative 10), (negative 10, negative 4), and (4, negative 10). Triangle D E F has points (0, 8), (12, 4), and (5, 0). Wh...
Asked by Story 1 answer
solve 8x^2 + 21x + 10 = 0, list the lesser value first. {__, __}
Asked by Nissan GT-R R35 Nismo 1 answer
Evaluate the accuracy of the following claim: Inheritable genetic variations among organisms primarily result from new genetic combinations formed during crossing-over and independent assortment of meiosis. (1 point) Res...
Asked by / 1 answer
How do polar bears stay warm? Responses A They hibernate in the winter.They hibernate in the winter. B Their black skin absorbs sunlight or radiant energy.Their black skin absorbs sunlight or radiant energy. C Their whit...
Asked by Blaine 1 answer
Conduction occurs more easily between solids and liquids. This is because the particles in gases are Responses A farther apart and move faster.farther apart and move faster. B closer together and move faster.closer toget...
Asked by Blaine 1 answer
Conduction occurs more easily between solids and liquids. This is because the particles in gases are Responses A farther apart and move faster.farther apart and move faster. B closer together and move faster.closer toget...
Asked by Blaine 1 answer
Which of the following individuals is an eligible educator and may deduct up to $300 of qualified educator expenses? (None of them received any reimbursements.) Mr. Jackson is a teacher's aide at the local high school. H...
Asked by T 1 answer
What is the main method of heat transfer from the core to the crust of Earth? Responses A conductionconduction B convectionconvection C insulationinsulation D radiationradiation
Asked by Blaine 1 answer
factor x^2 + 9x + 14 (x{plus or minus}__)(x{plus or minus}__) Factor x^2 - 12x + 32 (x{plus or minus}__)(x{plus or minus}__) factor x^2 - 5x - 24 (x{plus or minus}__)(x{plus or minus}__)
Asked by Nissan GT-R R35 Nismo 1 answer
When driving a car, watch for bicyclists who may __________________. ride near you on any interstate highway suddenly swerve or turn in front of you without warning legally drive in the opposite direction facing the traf...
Asked by De 1 answer
The name for heat transfer between two solids which are in direct contact or touching one another is Responses A conduction. B convection. C insulation. D radiation.
Asked by Blaine 1 answer
Slow moving vehicles must display ___________ emblem at the rear to warn of their low speed. an orange triangular a red square a yellow triangular
Asked by De 1 answer
Which of the following vehicles must stop at all railroad grade crossings? Vehicles carrying hazardous material School buses not carrying children School buses not carrying children AND vehicles carrying hazardous materi...
Asked by De 1 answer