The pressure in the veins sufficiently high to drive the flow of blood into the heart is callec O venous return O cardiac output O stroke volume O isovolumic contraction

Q: In a dihybrid cross AA bb x aa BB, what proportion of the F2 offspring is expected to be…

A: P: AAbb   x     aaBB  F1:  AaBb     Selfing of AaBb  AaBb   x    AaBb  AaBb gametes : AB, Ab, aB,…

Q: honey bee colonies, the queen produces sterile offspring that protect the nest and forage for food.…

A: Every honey bee colony comprises of a single queen, a few hundred drones and several thousand worker…

Q: Select all of the statements that are FALSE abou RNA. Consists of ribose sugars O Forms helices O…

A: Ribonucleic acid, or RNA is one of the three major biological macromolecules that are essential for…

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A: Lysine reactive probes are attractive alternatives to cysteine reactive probes when there is no…

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A: Poliovirus (PV) can establish persistent infections in human neuroblastoma IMR-32 cells.…

Q: Question 6 The opsin responsible for detecting light that entrains the circadian clock is Rhodopsin…

A: 6th answer is melanopsin

Q: If a person sustained damage to their brain stem, what could be the possible consequences to their…

A: Brain stem injury can lead to various adverse effects. Some may be threatening to life and some may…

Q: Plant A is 2n = 40, and plant B is 2n = 42. If crossed, they produce a hybrid plant. How many…

A: Plants are diploid (2n) in this situation, but the gametes produced would be haploid (n) in nature.…

Q: 2. If an N= 3 cell undergoes mitosis, what will be the number and structure of the chromosomes the…

A: In mitotic cell division a cell duplicates all of its contents, including its chromosomes, and…

Q: for this week's lab, you will be studying images of the onion root and identifying cells in various…

A: Mitosis  Mitosis is the division of cell in which one cell divided into two daughter cells having…

Q: If you pound a nail into a tree 1 meter off the ground and come back to find it in 25 years, It will…

A: Answer is E

Q: 'Which of the following ions is not directly involved in the myocardiocyte action potential? copper…

A: The myocardiocyte action potenital is found in the heart cells.

Q: What is the significance of meiosis?

A: The indirect process of cell division in which the chromosomes of parent cells divide once but…

Q: Should humans be allowed the ability to artificially reproduce?

A: Artificial reproduction is the medically assisted artificial fusion of sperm and ovum (gametes) of a…

Q: 5. A dihybrid test cross is performed in plants with genotypes shown below; A a b. If 100 progeny…

A: Genotypes :  AaBb and aabb Cross between this two genotype -  AaBb   x    aabb AbBb Aabb aaBb…

Q: Which Drosophila gene is the primary morphogen involved in forming the posterior of the anim O…

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

Q: How does a postsynaptic cell undergo long-term potentiation or depression? •The receptors can be…

A: Answer : a postsynaptic cell undergo long-term potentiation or depression is :    The receptors can…

Q: (g) The figure given below represents an experiment to demonstrate a particular aspect of…

A: Photosynthesis  The process by which plant make their own food by utilising inorganic materials and…

Q: Give the medical names for the following bones: 1. shoulder blade - 2. collarbone - 3. upper arm…

A: 1. shoulder blade -scapula   2. collarbone - clavicle   3. upper arm bone -humerus   4. wrist bone -…

Q: A particular flower can be purple, blue, red or white. Two different pure-breeding white plants are…

A: The term locus is associated with a specific site on a chromosome where a gene is located, according…

Q: Which do you personally believe is the strongest support as evidence for biological evolution and…

A: The term evolution refers to the change in a species' features over numerous generations as a result…

Q: A mixture of Aspartic Acid (pl 2.98), Histidine (pl 7.59), Lysine (pl 9.74), Phenylalanine (pl 5.48)…

A: In chromatography, we've got a go with the flow coming out of a column, when we inject a substance…

Q: Use the graphs to answer the question below. In each of the figures, the x-axis represents time, and…

A: Introduction :- A species is an organism's fundamental categorization and taxonomic rank, as well as…

Q: Why does pure water have maximum water potential?

A: Water potential of pure water :-

Q: Determine in the following statement is TRUE or FALSE: Planaria are model species for experimental…

A: The regeneration power is determined by the cell division and cell differentiation capacities of the…

Q: What is the significance of meiosis?

A: The following is the significance of meiosis:

Q: Main factors that affect stroke volume. preload contractility afterload autonomic nervous system

A: To understand the principles of cardiac stroke volume it is necessary first to define the cardiac…

Q: Describe the process of development of root nodules in leguminous plant. Name the oxygen scavenger…

A: Pulses are made from dried legume seeds, which are the seeds of the plant. When the seeds are dried,…

Q: Are current exposures of bisphenol A enough to be a concern to human health

A: Bisphenol A (BPA) is a chemical that is used in the production of polycarbonate plastics. Hard…

Q: 9. A gene being expressed has the following partial DNA sequence: TACCAACCTACA. What would be the…

A: Transcription and translation are processes that a cell uses to create all of the proteins required…

Q: Identify the section within a research article where you would expect to find different types of…

A: Research is the creation of new knowledge or the use of existing knowledge in a new and creative way…

Q: Given the sources of evidence, explain precisely how it supports evolution. C. Homologous Structure

A: Homologous structures are structures that have the same evolutionary origin. They may or may not…

Q: How male reproductive system helps in maintaining homeostasis?

A: An organ system is a group of organs in the body that work together to perform a specific function.…

Q: What are some disadvantages and advantages between studying captive and wild peacock?

A: Captive breeding is the breeding of wild animals in locations along with zoos, particularly animals…

Q: Choose a viral pathogen and briefly describe how it performs the following in human hosts: •…

A: Virus  They are the submicroscopic infectious agents that only able to replicate inside it's host.

Q: Why is it important to know the evolutionary relationships between organisms? Explain briefly

A: According to theory of organic evolution, the present day forms of life are modified but are…

Q: Identify two methods for determining whether bacteria exhibit motility. Why are motility tests not…

A: Bacteria and motility

Q: k there are 2 staining reagents applied in differential s

A: Differential Staining-  It is a staining process which uses more than one staining reagent.  it is…

Q: Select all of the statements that are FALSE abou RNA. Consists of ribose sugars O Forms helices O…

A: False statements with explanation about RNA.

Q: pancreas cell that had been incubated in labeled amino acids for 3 minutes and immediately fixed and…

A: The endoplasmic reticulum is a network of membrane-enclosed tubules and sacs (cisternae) which…

Q: What are respectively some remarkable functions of myosin, CD4, albumin, keratin, immunoglobulin,…

A: * Myosin is a  molecular motor that is a protein which convert chemical energy into mechanical…

Q: If a person has albinism and dark skinned parents what is their genotype

A: Albinism results from the mutation in several genes. It follows the autosomal recessive inheritance…

Q: Draw the micropipette window of the following volumes and indicate what micropipette type is best…

A:

Q: You are studying a population of oysters in Delaware Bay and you find allele frequencies of 0.4 and…

A: Abstract The distribution of migratory shorebirds within Delaware Bay, New Jersey, was examined…

Q: self-help group for individuals with eatin

A:

Q: Give one chromosome and show its value after mutation - 8 Quean problem

A: Chromosomal mutation is an unpredictable changes occurs in chromosome.  It occurs either changes…

Q: Two alleles for the same trait that are expressed equally are: OCodominant ODominant ORecessive OSex…

A: Alelle is the alternative form of a gene. They may be similar or different in a gene.

Q: What is the Rhesus factor? Explain the complications that may arise from blood incompatibilities.

A: The "ABO" blood group system is made up of four blood groups – A, B, AB, and O and is based mostly…

Q: 3. (a) White asparagus (as opposed to green asparagus) is typically grown under a layer of mulch in…

A: A) The effect is to boom glycolysis and inhibit gluconeogenesis, vice-versa in case of falling…

Q: Differentiate transcription in both prokaryotic and eukaryotic cells. 2.Discuss the encoding of…

A: Prokaryotes have simple cellular organisation with no nucleus and membrane bound organelles where as…