Q: Which of the following is a problem with using the Biological Species Concept? A. it doesn't apply ...
A: Introduction A species taxon, according to the Biological Species Concept, is a group of creatures t...
Q: And how do these effects of nature and nurture interact?
A: The importance of genetics and biological effects is frequently emphasised in biological psychology....
Q: The regulator protein that acts on a negative repressible operon is synthesized as a. an active acti...
A: Introduction The expression of genes is highly regulated in both prokaryotes as well as in Eukaryot...
Q: Briefly explain how photosystems (I and II) capture light using different photosystems.
A: The light-dependent reactions use light energy to make two molecules needed for the next stage of ph...
Q: 1. How can the cilia of paramecium help them in locomotion activity?
A: Paramecium belongs to the phylum - ciliophora, that is the largest and most advanced group of protoz...
Q: What are riboswitches? How do they control gene expression? How do riboswitches differ from RNA-medi...
A: Riboswitches are RNA elements. They control the gene expression. They bind to small metabolites. The...
Q: Define about catabolite-activating protein (CAP) ?
A: Certain terms are fundamental concepts and terms used in biology, which is the study of life and liv...
Q: how parents pass characteristics hybrid a. on to their offspring b. Gregor Mendel differences in an ...
A: Genetics is branch of biology that is concerned with study of genes, their genetic variation, and he...
Q: Describe the experimental evidence that demonstrates that living organisms come from other living or...
A: Cells, the most fundamental unit of life, are found in all living things. All of life's vital activi...
Q: Give the Genetic Proof of the Operon Model ?
A: An operon represents a genetic unit with one or more structural genes and an operator sequence and o...
Q: Auxotrophic mutation 103 grows on minimal medium supplemented with A, B, or C; mutation 106 grows on...
A: Auxotrophic organisms are mutant organisms, particularly mutant microorganisms. They have lost the a...
Q: The purification continues with a cation exchange step in which the positively charged cytochrome C ...
A: A linear XY linear graph for the equation. A straight line "y = mx + b" where y = absorbance at 595 ...
Q: What is allosteric repressor ?
A: Biology terms are fundamental concepts and terms used in biology, which is the study of life and liv...
Q: 1. Which of the following justifies the expansion of the allantois in shelled amniotes? * a. It stor...
A: The allantois is a respiratory organ that also functions as a reservoir for excreta. These temporar...
Q: Differentiate cell division in plants from animals. Tabulate your answer.
A: When a parent cell divides into two or more daughter cells, this is termed cell division. Typically,...
Q: An X-linked dominant allele contro eceptor mutation that is responsi aldness (MPB). A father who sho...
A: X related qualities are traits that are found on the X chromosome. There are Gerenally well known to...
Q: For each of the following types of transcriptional control, indicate whether the protein produced by...
A: Repressible operon (such as tryptophan operon) is a type of operon which is usually 'on', that is, i...
Q: Which is NOT true about human stomachs? Group of answer choices stomach acid helps kill germs stomac...
A: The digestion of proteins begins in the stomach and is completed in the small intestine. The digesti...
Q: Explain the roles of presynaptic inhibition and of facilitation
A: Nerve cells work together in clusters to affect each other's functions. The benefit of presynaptic f...
Q: Explain the process of conversion of ATP to cAMP ?
A: Adenosine triphosphate (ATP) is a hydrotrope and an organic substance that supplies energy to variou...
Q: The supercoiled DNA can either be positively or negatively supercoiled. A True B False
A: The DNA double helix wraps around a nucleosome, forming a supercoil. One turn of a Solenoid is made ...
Q: Give an example of application of recombinant DNA in the following fields: crop production, medicine...
A: Answer - Recombinant DNA (r DNA) is a technique by which we cut and paste DNA sequence of interest u...
Q: saccharomyces, hydra, and paramecium
A: Hydra is a genus of small, freshwater organisms of the phylum Cnidaria and class Hydrozoa. They are...
Q: How does the structure of the Golgi complex allow it to carry out its functions?
A: Golgi complex is a membrane-bound organelle present in eukaryotic cells.
Q: Seeds are mature_____ ; fruits are mature_____ . a. ovaries; ovules c. ovules; ovaries b. ovules; st...
A: The embryonic stage of a plant's life is represented by the seed. The embryo (immature seed), endosp...
Q: Meiosis Il is similar to mitosis in that chromosomes number is reduced. True O False
A: Meiosis(Reduction division) It occurs in eukaryotic life cycle Involving sexual reproduction. It ...
Q: e recessive allele
A: Microevolution on a small scale, is defined as a change in the frequency of gene variants, alleles, ...
Q: eunique stem-loop structures of the transfer RNA helps the RNA perform its function of joining ribos...
A: Unique stem-loop structure, also known as hairpin loop. This is a type of secondary structures of R...
Q: a) List two animals which feed primarily on fluids b) List one animal that relies on symbiotic algae...
A: INTRODUCTION Answer of the question is given below.
Q: Connect the cell theory to the evolution of life.
A: A cell is a cytoplasmic mass that is externally bound by a cell membrane. Cells are the smallest str...
Q: The interplay of pathogens and antibiotics again brings up the problem of the Red Queen. How does th...
A: A pathogen is any organism that invades and proliferates within an organism's body causes infectious...
Q: What is the difference between global warming and the greenhouse effect?
A: All living and non-living things that are found naturally, that is, not artificially, are included i...
Q: Would you expect to see attenuation in the lac operon and other operons that control the metabolism ...
A: A group of genes that are transcribed under a single promoter and an operator is referred to as oper...
Q: Describe shunting inhibition. What is the cellular mechanism, and how does it cause inhibitory effec...
A: Shunting is a neuronal event that happens when an excitatory postsynaptic potential and an inhibitor...
Q: Identify the nutrient: is an antioxidant; animal sources are more reliable than plant sources; defic...
A: Vitamin A Common Name: Retinol Source: Yellow and green vegetables, fruits, milk and butter Defici...
Q: What are the histone types found in the octamer wrapped by DNA strands?
A: Introduction: The DNA is wrapped around the histone protein, and the structure formed is called a nu...
Q: Define the Comparison of Gene Activity ( +or -) in the Presence or Absence of Lactose for Various E....
A: The expression of the lac operon is regulated by operator sequence and repressor protein.
Q: Discuss and elaborate thoroughly the statement “oocyte activation involves inactivation” using speci...
A: In mammals, fertilization involves a series of consecutive steps that starts with the recognition an...
Q: In the absence of Separase, how would this affect the chromosomes dynamic during mitosis? Explain in...
A: If separase is absent , cohesin rings can't be cleaved off . Which eventually stop separation of sis...
Q: A woman of blood group AB married a man of blood group A, whose father was group O. What is the prob...
A: Blood group are genes that are inherited from the parents. There are 4 main categories in the ABO b...
Q: Please help What are the three different features that contribute to biodiversity? Explain, in your ...
A: Introduction :- The variety of living species on Earth, including plants, animals, microbes, and fun...
Q: MATCHING about feeding types bulk feeders [Choose ] sponge, tube worm, baleen whale suspension feede...
A: Bulk feeder - human, orca, eagle. Suspension feeder - sponge, tube worm, baleen whale. Detritovore/d...
Q: Why does biodiversity decrease from the equator toward the poles?
A: Introduction: The greatest biodiversity is present near the equator, and then it decreases as we mov...
Q: QTL mapping and GWA (association) mapping are two different methods used to identify genes that affe...
A: Hereditary qualities is the logical investigation of genes and heredity-of how certain qualities or ...
Q: Seed color is controlled by 3 independently assorting bi-allelic genes (P, Q, R), such that homozygo...
A: The correct answer to this question: option d. 4:1
Q: Which special set of enzymes in bacteria can address concerns on supercoiling when the DNA performs ...
A: During replication and translation, when there is unwinding of the DNA helix, it introduces supercoi...
Q: Investigate how the mass of the inert yolk affects reptiles, mammals and amphibians gastrulation
A: Reptiles egg have high yolk concentration , so they show discoidal cleavage . Amphibian egg has mod...
Q: A mutation prevents the catabolite activator protein (CAP) from binding to the promoter in the lac o...
A: Introduction All the gene expressions are under high regulation and this is necessary to avoid over...
Q: How are the specific cell types patterned correctly? How does the flatwormtell the posterior blastem...
A: Planaria are flatworms that reproduce asexually through fragmentation (not binary fission, which is ...
Q: Complete the table about the parts of the digestive system for extra practice/studying Organs of the...
A: Digestive system consists of a GI tract (Gastrointestinal tract) where the digestion process takes p...
How does a neuron know which cell to form a synapse with?
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