2. 3.

Q: True or False. Explain maximun of 2 sentences. a. During embryo maturation, ABA levels decrease to p...

A: Answer: a] True ~             Abscisic acid (ABA) reversibly arrests embryo developement at the bri...

Q: In what sense does the biological species concept focus on evolutionary mechanisms and the phylogene...

A: Species recognized by the "biological species concept" are recognized by their methods of reproducti...

Q: Which of the following is correct regarding the autonomic nervoussystem?a. It uses both cranial and ...

A: Answer- Autonomous nervous system is the branch of nervous system that controls all the smooth muscl...

Q: Define dna

A: DNA - Deoxyribonucleic Acid

Q: What would your main concern be if you accidentally used wash buffer (10mM imidazole) instead of elu...

A: The purification of GST-DHFR-HIS is completed in two steps. A little amount of imidazole is used  in...

Q: This phylogeny consists of two distinct genera of cat; one with one species (P. aliquam) and another...

A: Evolution is the branch of biology that deals with change in characteristics between ancestor and pr...

Q: Compare an ecological pyramid with a food chain.

A: Food chain:                 The chain of consumption of the organisms in the ecosystem and the overa...

Q: How does adaptive immunity differ from nonspecific defense?

A: Immunity can be described as a complicated biological system that can identify and tolerate the self...

Q: Can you help me the brain of the name of the labels?

A: Brain It is one of the largest and most complex organs present in humans. It constitutes than 100 bi...

Q: In corn, two independent, recessive nuclear genes, japonica (j) and iojap (ij), produce variegation ...

A: Japonica heterozygous gene- Jj Cross between Jj × Jj Gametes J j J JJ Jj j Jj jj The proge...

Q: Define health and it's determinants? Define health promotion and it's evolution?

A: "Wellbeing ( health )is a condition of complete physical, mental, and social prosperity and not simp...

Q: Would you describe metabolic pathways as inherently wasteful or inherently economical, and why?

A: Metabolic pathway is very economical. Each metabolic pathway is interconnected to each other by vari...

Q: Describe how the synthesis of new DNA strands begins at anorigin of replication.

A: Replication is the process of formation of copy of DNA strand.

Q: What is the term used to describe any living or nonliving things that influence another living organ...

A: Biotic components are all of the living things in an ecosystem, such as plants and animals. Abiotic ...

Q: This cell process illustrates   a. meiosis b. interphase c. mitosis d. cytokinesis

A: Cell division is a process of a parent cell replicating it chromosomal content and dividing itself i...

Q: Please help urgently within an hour please please ?

A: The presence of genetic variations, or the generation of genetic differences, is referred to as gene...

Q: In a moth population, 47 are brown, 15 are yellow, and 34 are black. What is the approximate probabi...

A: The probability of an event is the number of favorable outcomes divided by the total number of outco...

Q: The antibodies producing cells are: NK cells O T cells Plasma cells Mast cells

A: Antibody production includes readiness of antigen tests and their protected infusion into research c...

Q: How many different allele combinations can be produced from two parents that are heterozygous for a ...

A: A polygenic trait those phenotype which is influenced by more than one gene. polygenic trait show wi...

Q: An equational division of mitosis is occuring for a diploid organism that has three heterologous chr...

A: A fixed position on chromosome which is occupied by single or more genes, is called as Locus. Differ...

Q: Identify the phase(s) from the image above that best illustrates each of the following stages.   a. ...

A: Cell cycle: - Regulated process - sequential process - irreversible - dependent phase of events

Q: Compare and contrast primary and secondary growth and draw a tree showing where each type of growth ...

A: Tree development is depicted as an increment within the measure and number of vegetative structures....

Q: f them are true about apoptosis except: Blebs contain cellular orgenelles

A: Ans- Cell membrane ruptures and releases content.

Q: Looking at the wiggers diagram. Notice, time stamp 370-410msec in the left ventricular volume the ve...

A: Ventricular diastole It is defined as the period of cardiac cycle during which the two ventricles ar...

Q: (a) Identify and explain what environmental factors influence the timing and coordination of the ger...

A: The given germination is of Epigeal type of germination. where the bent hypocotyl lengthens and pull...

Q: Which protein of the SARS-CoV-2 virus binds to the ACE2 receptor on human cells? the ORF3 protein O ...

A: SARS-Cov: Severe Acute Respiratory Syndrome Coronavirus

Q: Biology Question

A: 1-(b) Primary structure, the most basic level of protein structure, is simply the sequence of amino ...

Q: A student is using a Venn Diagram to communicate understanding of the similarities and differences b...

A: Fungus (plural: fungi) are the organisms that are distributed widespread on Earth and possess variou...

Q: Explain the key method for detecting bacteria and viruses (suchas hepatitis or HIV) in humans ?

A: A virus is a submicroscopic infectious agent that replicates only inside the living cells of an orga...

Q: What are the consequences of blocking the common bile duct witha gallstone?

A: The common bile duct is a small, tube-like structure that forms the part of the biliary system. The ...

Q: Which of the following is the definition for species richness?   A. The number of species in a c...

A: When a group of living organisms comprises the same type of individuals, who are able to exchange ge...

Q: Which of the following statement about proteins is correct a. alpha helix and Beta pleated sheets ar...

A: Proteins are made up of carbon, hydrogen, oxygen, and nitrogen atoms that are organised into amino a...

Q: 64 codons specify 20 amino acids. There are two characteristics of codons: 1. No ambiguity: Each cod...

A: Genetic code is the sequence of nucleotides which specify amino acids.

Q: A colour blind person has difficulty in distinguishing which of the two colours ? A) Green & Red...

A: Colour blindness is the inability to distinguish certain colours.

Q: What prevents the formation of massive clotsthroughout the cardiovascular system?

A: Blood flow carrying excess thrombin away prevents the formation of massive clots throughout the card...

Q: discuss the similarities and differences of a gram positive cell wall and a gram negative cell wall

A: The bacteria are prokaryotic organisms that can be characterised by the absence of membrane-bound ce...

Q: An ecologist has been following three single gene traits in laboratory breeding experiments of frogs...

A: As per the honor code, we answer only three subparts at a time. Therefore, we are answering the firs...

Q: Which of the IgG subclasses is most efficient at activating complement?

A: Immunoglobulins, otherwise called antibodies, are glycoprotein particles created by plasma cells. Th...

Q: has been assembled by researchers and transplanted into a donor bacterial strain to study never befo...

A: there are diverse bacterial strains that have an antibiotic resistance system. Using antibiotics may...

Q: An ecologist has been following three single gene traits in laboratory breeding experiments of frogs...

A: The genes of an individual do not operate isolated from one another, but obviously are functioning i...

Q: Please ASAP. Thank you

A: Alternative splicing is the modification process of RNA(mRNA) by which an nascent mRNA is converted ...

Q: Defi ne what is meant by the term evolution.

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms po...

Q: There are estimates that the microorganisms present in the human body outnumber the cells of the bod...

A: Answer:- Option D seems to be the correct choice. Neutrophils activate to act against other pathogen...

Q: What are some reasons why, in multicellular eukaryotes, genome size is not necessarily related to nu...

A: Plants, animals, and microbes constitute the living world. The organisms, based on the cell type, ar...

Q: Loading dye stains the DNA molecules and thus help to visualize it under UV light apparatus. O True ...

A: DNA Loading dye is used to monitor the migration of DNA into the gel during electrophoresis. Importa...

Q: Plant roots receive all of the following from the symbiotic association with fungi except: O carbohy...

A: It is the symbiotic association between plant roots and fungi. Mycorrhiza is beneficial to plants by...

Q: Discuss how the evolution of wood provided an advantage toseed plants

A: Plants are unique in their manner of reproduction. Some plants do not produce seeds. They reproduce ...

Q: What is the purpose of the cartilage rings in the trachea and bronchi? they allow constant growth of...

A: Lungs are the respiratory organs, which are placed in the pleural sacs of thoracic region. The organ...

Q: Thank you 2. Jaguars are a keystone species in the Amazon. Describe how they can be so essential to ...

A: Keystone species are special types of characters that indicate and represent a specific ecosystem. T...

Q: Corona-virus disease 2019 (COVID-19) is a new disease, caused by a novel (or new) corona-virus that ...

A: There are many factors that suspects the natural origin of this virus  a) this virus has existed for...