1. A breeder performed a testcross to find out if his male dog was a purebred black. He got one brown puppy and seven black puppies, did he have the purebred? (explain) What was the genotype of the female dog he used in test cross (BB), (Bb), or (bb)? (explain) 2. What is the different between incomplete dominance and co dominance?

Q: Please briefly explain the ATP_modulated actomyosih cycle.

A: Every myosin motor protein has ATPase activity and works in a periodic fashion, with ATP binding and...

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A: Unicellular organisms have different structures that help them move around. These are known as organ...

Q: 5. Using the hip joint reaction force example we did in class, if the moment arm for the cane is 30 ...

A: Our body's bones offer support for their mobility. A joint is a location where two or more bones com...

Q: Describe the production process of wine, highlighting the role of the microorganisms involved and st...

A: * The process of making wine has  following processes: harvesting crushing grapes fermenting ageing...

Q: Describe the phases of interphase. a.) G1 B.) S C.) G2

A: Interphase is a metabolically active stage between two mitotic divisions during which the cell prepa...

Q: Assuming a Hardy-Weinberg equilibrium, 21% of a population is homozygous dominant, 50% is heterozygo...

A: The problem based on Hardy Weinberg equilibrium.  

Q: In corn, kernel color is governed by a dominant allele for white color (A) and by a recessive allele...

A: The problem based on Hardy Weinberg equilibrium.

Q: Which observation is NOT an evidence for Darwin's theory of common descent? O There are biogeographi...

A: Darwin's theory of evolution states that individuals of species are not identical. It also states th...

Q: The allele for red Reather color in pigeens b this is dominant to the allele fer brrown fealthers, b...

A: Alleles are the alternative forms of a gene present on same locus on homologous chromosomes.  If any...

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A: Viruses are microscopic living things found in a variety of habitats on earth. Mostly all the member...

Q: What is the quantitative criteria for drinking water and why is virus not included in the criteria?

A: Water quality criteria have been widely established for a number of traditional water quality variab...

Q: Sex-linked inheritance refers to: O the inheritance of genes that influence expression of phenotypic...

A: Introduction: A genetically determined characteristic or condition is known as trait. It is the char...

Q: Three fruit shapes are recognized in the summer squash (Cucurbita pepo): disk-shaped, elongated, and...

A: Genes are the hereditary units of life. The inheritance pattern was introduced by Gregor Mendel, aft...

Q: In rabbits, the length of the tail is governed by 3 sets of additive genes A B and C. The longest ta...

A:  

Q: Once a steroid hormone binds to its receptor, the hormone-receptor complex .. a) becomes water solub...

A: Steroid hormones are secreted by three steroid glands - adrenal cortex, tested and ovaries. Steroid ...

Q: What is it? A description of your GENETIC technology (Make sure you are looking how genetic tech is ...

A: "Biotechnology" is the use of our knowledge of biological processes to the development of beneficial...

Q: Name one respiratory structure unique and special to each of the following vertebrate animal. Briefl...

A: Cartilaginous fish Notwithstanding breath, in teleosts fish , the respiratory framework has differen...

Q: How is protein made out of a RNA template?

A:

Q: Briefly explain how each demographic parameter can affect a population. This can be in terms of popu...

A: Population is a reproductively interactive group of animals of a single species. A few individuals m...

Q: what are some applications of recombinant dna technology?

A: Introduction :- The combining of DNA molecules from two distinct species is known as recombinant DNA...

Q: Match the cell parts with their functions. | cristae a. support, adhesion and movement of cell b. co...

A: A cell is defined as a mass of cytoplasm which is bound externally by a cell membrane.

Q: In the image, the tight junction proteins link cells together creating a barrier. These barrier prot...

A: Introduction: Four kinds of junctions are present in vertebrates which are; • Tight junctions • Adhe...

Q: Which of the following plant-like protists exhibits behavior of both plants and animals? Group of an...

A: Protists are single celled eukaryotic organisms. They are mostly aquatic organisms and have diverse ...

Q: Illustrate by diagram the interrelatedness of the light dependent reaction and the carbon reaction. ...

A:

Q: what are plant habits? what are the types of plant habits?

A: Plant Kingdom is a kingdom which consists of autotrophic photosynthetic organisms that is plants . I...

Q: If there are 32 sister chromatieds in a normal somatic cell, what is the haploid number for that cel...

A: Chromosome are the string like structure that comprises of DNA , histone proteins as well as heredit...

Q: 1. Why is the specific base pairing is essential to the processes of transcription and translation? ...

A: Introduction Translation:- It is the process in which a cell makes proteins using the genetic inform...

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A: 1.Ventricular pressure surpasses arterial pressure as the ventricles contract, the semilunar valves ...

Q: Activity 7.2: Directions: Complete the diagram by filling up the words from the box. Energy Flow Ino...

A: Ecosystems require a constant supply of energy to power biological processes and replenish energy lo...

Q: Define the term RNAi.

A: Recombinant DNA technology (rDNA technology) is extremely useful for analyzing a species' entire gen...

Q: Studying the diversity of month species in two forests calculates H' = 1.6 for forest 1 and H' = 1.1...

A: The Earth is inhabited by a variety of organisms. All organisms are classified into different phylum...

Q: 1. COMPARE AND CONTRAST the GEL FILTRATION and ISOELCTRIC PRECIPITATION in terms of the principles g...

A: Compare and contrast the gel filtration and isoelectric precipitation in terms of the principles gov...

Q: Two scientists calculated the membrane potential of a neuron using two different equations, the Nern...

A: The membrane potential is the difference in electrical charge between the inside and outside of a ce...

Q: need help with this questions just 2-3 sentences please. In the Ti-plasmid in Agrobacterium tumefaci...

A: Ti-plasmid in Agrobacterium tumefaciens contains a gene that encodes octopine synthase. This gene ca...

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A: Parent cell generally divides into daughter cells by one of the two methods - mitosis or meiosis  Mi...

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A: Introduction  The heart is highly muscular in nature, is is composed of smooth cardiac muscles which...

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Q: Questions:- 6. In prokaryotes, which DNA polymerase is primarily responsible for filling in the gap...

A: NER (nucleotide excision repair) is a critical DNA (deoxyribonucleic acid) repair mechanism. It is u...

Q: A spotted rabbit, when mated with a solid-colored rabbit, produced all spotted offspring. When these...

A: A spotted rabbit, when mated with a solid-colored rabbit, produced all spotted offspring. When these...

Q: In a resting neuron, there are more ions inside the cell and more ions outside the cell. sodium; pot...

A: Introduction :- The voltage across a cell membrane during the resting stage is known as the resting ...

Q: Transmission of traits in a population and determines the extent of the environmenta effect to the a...

A: The transmission of alleles in the population is depends on different factors. The expression of all...

Q: What is the probability of having a boy and at least a girl?

A: probability is defined as the number of desired outcomes divided by the total number of outcomes tha...

Q: If you are using the 5 kingdom system, in which kingdom would you classify the halophiles and cyanob...

A: The kingdom comprising of the simplest unicellular, prokaryotic living organisms is known as Kingdom...

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

A: Metaphase - is the stage of cell cycle where condensation of chromosomes occurs. This is the stage o...

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A: * John Tyndall was a physicist from Ireland, who studied atmospheric conditions and climate change b...

Q: Assume the carbon atoms in a molecule of glucose are radioactive. Referencing specific compounds, tr...

A: Glycolysis is the first step in the breakdown of glucose and it is the metabolic process that serves...

Q: Determine whether the following description is common to skeletal muscle, cardiac muscle or both ske...

A: increase in tension during contraction of the muscle organ involves recruitment of other cells 1. Sk...

Q: Which of the following statements is NOT an observation or inference on which natural selection is b...

A: The following statements is NOT an observation or inference on which natural selection is based -  O...

Q: Which bacterium does not contain deaminase enzyme O A. Proteus O B. Morganella O C. Providencia O D....

A: Answer :: A) Proteus mirabilis a bacteria produces the enzyme urease, which converts urea into ammon...

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.