85 84 83 B6 88 B9 B10 B12 B13 B14 B15

Q: The theory of kin selection (inclusive fitness) takes into account that an organism can pass on copi...

A: Theory of kin selection states that an organism will favor the reproduction of close relatives over ...

Q: Gibbons are knuckle-walkers when on the ground. True or False

A:

Q: Which of the following statements correctly compares/contrasts the ways in which antibiotics and ant...

A: The ways in which antibiotics and antibodies interact with the cells of pathogens that they can affe...

Q: Genetics on our daily lives, make an essay on how Genetics is affecting our lives by discussing at l...

A:       INTRODUCTION           Genetic is mainly study for the genes and hereditary activities and to ...

Q: What are holandric genes?

A: Holandric genes are genes that are found on the Y chromosome that are not homologous to any other ge...

Q: The quaternary structure is the highest level of architecture common to all biologically active prot...

A: Protein has four levels of structures.They are primary, secondary, tertiary and quaternary. Primary ...

Q: E. Evidence from Biogeography Biogeography is the study of geographical distribution of fossils and ...

A: Continental drift is a theory that explains the shift of continents position on the earth's surface....

Q: The part of the brain controlling basic body functions such as heart rate and blood pressure is the:...

A: The human body is composed of a number of organ system. All these systems perform the various import...

Q: Choose the manipulation most likely to disrupt the complex behaviors of earthworms. Destruction of ...

A: Some earthworms exhibit complex behaviors, such as burrowing and mate selection. These behaviors are...

Q: How will you differentiate VDRL from RPR Card test? 2. Give the composition of VDRL reagent and the...

A:

Q: Which of the following is NOT an evidence for Darwin's theory of common descent? Group of answer cho...

A: Darwin's theory of common descent is idea that defines species change overtime giving rise to new sp...

Q: Please answer fast why do some cells lose their alkaline phosphotase and others have more in the ki...

A: Alkaline phosphatase is a cell injury marker it signifies any pathology which changes the cellular a...

Q: Explain the relationship between light dependent reaction and calvin cycle.

A: Photosynthesis is the process by which green plants use sunlight, water and carbon dioxide to create...

Q: Volcanic ash can be used to date fossil finds because each time it is expelled by an eruption it has...

A: The answer is True

Q: The two mutations we observed were ebony body and vestigial wings. Could the type of mutation affect...

A: *Ebony is a autosomal recessive trait but it is not sex linked so the F1 progeny of ebony will not b...

Q: The transcripts from dispersed core promoter type genes will a) start from a defined single site b) ...

A: A. The RNA polymerase II center advertiser is for the most part characterized to be the grouping tha...

Q: nstruction: answer the questions: COVID-19, Hepatitis B virus, HPV, Measles virus, Cholera, Tetanus ...

A:

Q: Compare cytokines in plant and animal cells

A: Cytokinesis is the division of the cytoplasm of the cell. It happens after karyokinesis(division of ...

Q: Homo erectus … Group of answer choices: A.retained many arboreal adaptations not present in modern h...

A: Homo erectus ... B. migrated to the island of Java by walking

Q: 8. All of the human cells have the same 46 chromosomes, so they have the same genes so how do differ...

A: *NOTE: Kindly repost for other questions. Dear Student as per the guidelines we are supposed to answ...

Q: Centrioles at opposite end of cell Spindle fibres attached to centromeres 46 double stranded chromos...

A: Human cells diploid 2n have 46 chromosomes then they organized into 23 pairs. 22 autosomal and 1 pai...

Q: A species of geese migrates to an area with several other geese population. What might occur as a re...

A: Evolution is a biological concept that states that unique forms of animals, plants, and other living...

Q: Chose the incorrect statement from below. Select one: O a. Protein stability and subsequently benton...

A: with increasing alcohol content, protein stability does not increase.

Q: Explain why loss-of-function hedgehog and smoothened mutations yield the same phenotype in flies, bu...

A: The Hedgehog signalling pathway is responsible for transferring information to embryonic cells. Thes...

Q: A population of toads in the desert has a range of body sizes.  The smallest and largest toads are m...

A: Quantitative traits: it is sometimes polygenic trait. 

Q: Which of the following is NOT an intermediate filament?   A. keratin   B. titan   C. nuclear l...

A: Intermediate filaments:- Intermediate filaments are very stable structures that form the true skelet...

Q: Which of the following statements about the two domains of prokaryotes is NOT true? Group of answer ...

A: 3 domain classification is biological classification introduced by Carl Woese in 1990 that classifie...

Q: Identify two things that could limit the population of rabbits in a forest.

A: its populations have declined due to several factors including habitat transformation and viral dise...

Q: abels 1. Excitation of musele cell 2. Excitation-contraction couupling 3. Crossbridge cycling Action...

A: 1b Action potential travels along sarcolemma, down wall of T-tubule 1c Calcium released from SR into...

Q: Nitrate plays a role in both catabolic and anabolic reactions in microbes. Present one example of ea...

A: Catabolic reactions are those reactions in which there is breaking down of substance  Anabolic react...

Q: The experiment of Erwin Chargaff proved that the number of adenines (A) and thymines (T) in DNA is t...

A: There are four nucleotide bases in DNA, namely- Adenine (A), Thymine(T), Cytosine (C) and Guanine (G...

Q: disorder that leads to nearsightedness (difficulty seeing things at a distance) is caused by a genet...

A: * given that the disorder nearsightedness is caused by mutation. *On small island of Pacific nearsig...

Q: Design a flow chart to show how energy from the sun is transformed into energy for walking?

A: The food chain is a complex process of transformation of the energy of the sun to biochemical energy...

Q: What is the estimated size of the specimen under a 10x10 ocular micrometer under HPO? (Take note: sp...

A: The specimen size can be calculated by using the number of ocular units occupied by it. Here simply ...

Q: . at higher doses the animal becomes satiated   b. at higher doses there may be toxic or adverse ...

A: Drug can be either beneficial that is serves the cause of trial or is a failure.

Q: Chromosomes are place with short arms pointing upward and long arms downward

A: Introduction: A karyotype is a complete set of metaphase chromosomes, which are sorted by length.

Q: Use examples to describe some applications of phylogeny.

A: The study of the classification of living forms is known as systematics. Systematic biology is the s...

Q: Describe the function of these molecules that help control the cell cycle A.) M-phase promoting fact...

A: A) Maturation promoting factor is a cell cycle gatekeeper that controls a cell's transition from the...

Q: A team of researchers investigated the effects of phosphorous availability and light intensity on an...

A: Introduction: Angiosperms are also called as flowering plants. They are seed-bearing or fruit bearin...

Q: I need help with determining size fragment

A:  Fragment analysis is a genetic analysis approach that consists of a set of processes in which fluor...

Q: Why do you need to add the enzyme just before starting UV acquisition

A: Lambert-Beer Law: This law states that the value of the absorbance we get, is directly dependent upo...

Q: Distinguish between divergent and convergent evolution.

A: Convergent evolution and divergent evolution provide evidence for evolution that has taken place ove...

Q: 5. Brown hair is dominant over light colored hair. Cross two light haired people. Brown hair (B), li...

A: In genetics, the genotype–phenotype difference is made. The whole hereditary data of an organism is ...

Q: DNA, linguistic, and archaeological evidence all suggest that the first people to migrate to the Ame...

A: There are shreds of evidence (DNA and archaeological) in support of the belief that the first people...

Q: 2. Describe how pigments work as it relates to photosynthesis. Make sure you note what part of the p...

A: Photosynthesis is the process of carbon fixation in plants. This uses sunlight as the source of ener...

Q: In which cell would you expect to find the most Golgi bodies? a. Cardiac muscle b. Epithelia cells c...

A: Introduction Golgi body:- A Golgi body, also known as a Golgi apparatus, is a cell organelle which i...

Q: Scientists make use of several parameters in order to determine and analyze evolutiona relationships...

A: Evolution is the process through which the traits of a species change over numerous generations and ...

Q: II. Write the letter of the correct answer. Choices for 1-10: A. intracellular fluid B. extracellula...

A: 1. Interstitial fluid  is the body fluid between blood vessels and cells, containing nutrients from ...

Q: Define the transcription unit. How does it differ from the gene? Describe how you would determine th...

A: Succession of nucleotides in DNA that codes for a solitary RNA particle, alongside the arrangements ...

Q: Which of the following statements correctly describes how cells progress through the various stages ...

A: How the cell cycle is controlled  Cell cycle is running by a group of special proteins "Cyclins and...

Learning and memory

Learning is defined as a relatively permanent and irreversible adaptive change in behavior. It always results from experience. The ability of an organism to store and recall the effects, sensations, and knowledge gained through learning and experience is called memory.