Biology

Hey, biology help needed. All questions please. Extra points!!!!
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2 PointsWhat question did Hardy and Weinberg want to answer?OA. Are all traits in plants controlled by genes?OB. Is it possible to breed a plant to have certain traits?OC. How does allele frequency change between generations?OD. How large is the gene pool for a given organism?SUBMIT
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How many nadh molecules are created from the pyruvate molecules that enter the Krebs cycle?
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Which of the following statements is/are incorrect? 1. The nervous and endocrine systems act together to help to maintain homeostasis. 2. The nervous system acts through nerve impulses while the endocrine system uses hormones to control body activities. 3. The endocrine uses neurotransmitters for communication while the nervous system communicates using hormones. 4. Neurotransmitters and hormones may both exert effects by binding to target cell receptors. 5. The endocrine system responds slowly while the nervous system responds quickly.
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"The interaction of nutrients and other substances in food in relation to maintenance, growth, reproduction, repair, and health of an organism" is the definition of which concept?
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What name is given to the rigid structure, found outside the plasma membrane, that surrounds and supports the bacterial cell?
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The type of synapse that occurs between the terminal end of the presynaptic cell and the terminal end of the postsynaptic cell is referred to as which kind of synapse?
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Using the genotypes and phenotypes provided from the iguana gene pool, which statement is NOT correct?
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1 PointImagine that the population of moose in Yellowstone National Parkdecreased after a particularly harsh winter.How would a fast running speed be advantageous to a moose in thispopulation?OA. The moose would be more able to avoid predators.OB. The moose would be more able to defend its territory.OC. The moose would be more able to chase and catch prey.OD. The moose would be more able to protect its offspring.SUBMIT
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I need an example of Bacteria, Archaea, and Eukarya.
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When people deciphered DNA, they put it _______________.a. on the internetb. in a top-secret government computer
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After suffering an accidental brain injury, Kira has difficulty walking in a smooth and coordinated manner. She has probably suffered damage to her a. corpus callosum. b. hypothalamus. c. amygdala d. cerebellum.
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Choose the answer that best describes gravity.Question 2 options:Gravity only works between planets.Gravity is a contact force that holds objects down on Earth.Gravity is a contact force that holds the Moon in orbit around Earth.Gravity is a non-contact force that holds the Moon in orbit around Earth.
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how can humans have 1 of 4 different blood types?
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Where do plants get the energy they need to produce food?
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Which of the following is not a component of soil?a. organic materialb. mineralsgasesd. none of the abovePlease select the best answer from the choices providedOOOO
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Will give Brainliest to the 1st person to answer this question! Explain at least two positive effects of the cell cycle on the human body. Use complete sentences.
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some substances such as mercury tend to be found in increasing concentrations as one moves up the food chain. what is the term for this?
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Snapdragons occur in nature as either green or yellow plants. A green snapdragon is homozygous and has the genotype CC. A yellow snapdragon is heterozygous and has the genotype Cc. Suppose that a gardener crosses two yellow snapdragons, and one-third of the offspring are green and two-thirds of the offspring are yellow. What type of allele could be responsible for the 2:1 offspring ratio seen when two yellow snapdragons are crossed? A. dominant allele B. polymorphic allele C. recessive lethal allele D. codominant allele
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In a hypothetical environment, fishes called pike-cichlids are visual predators of algae-eating fish, i.e., they locate their prey by sight. If a population o algae eaters experiences predation pressure from pike-cichlids, which of the following would least likely be observed in the algae-eater population over the course of many generations? Please note this is asking least likely.a. Female algae eaters may become larger, bearing broods composed of more, and larger young.b. The algae eaters may become sexually mature at smaller overall body sizesc. The algae eaters may become nocturnal (active only at night).d. Coloration of the algae eaters may become drab.e. The algae eaters may become faster swimmers
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If the diastolic blood pressure at the heart level is 80.0 mm Hg, what is the diastolic pressure at the height of the head, which is 0.300 m above the heart? Ignore any pressure drop due to the viscosity of the blood. g
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Part A The mandibular condyle __________. The mandibular condyle __________. is the opening through which blood vessels and nerves to the lower lip and skin of the chin pass is the line of fusion between the two halves of the mandible articulates with the temporal bone to form the temporomandibular joint is the opening through which the alveolar nerve passes is the site of insertion for the temporalis muscle.
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B is a gene for blue feathers,and b is a gene for red feathers. Two heterozygous birds have an offspring. What percentage chance does it have for red feathers. A 0 b 25 C 75 or D 100
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What is a cell made out of
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