What is the developmental fate of the inner cell mass of the blastocyst?

Q: Which protein did you make? Give its name and tell what it does.

A: Proteins are important macronutrients and is present throughout body ( bones , hair , skin , muscles...

Q: After a long excursion in the tropics you came back  with multiple soil samples from different local...

A: ISOLATION OF ANTIBIOTIC PRODUCING FUNGI FROM DIFFERENT SOIL SAMPLE:  1.COLLECTION OF SAMLPLE:  soil ...

Q: A region of the genome is amplified by PCR to analyze two closely linked SNPs. PCR products from ind...

A: A gene is the essential physical and functional unit of heredity. Genes are comprised of DNA (deoxyr...

Q: What's More Activity 2.1 Concept Map Directions: Fill in the concept map of the important events in ...

A: Introduction :- A woman's body undergoes a variety of changes each month between adolescence and men...

Q: Explain the roles of the sensory nerves in how do humans experience pain and tickling sensation?

A: Sensation is the ability of our body to feel things especially physical touch. It is the result of s...

Q: In a phylogenetic or evolutionary tree, how is relatedness defined, i.e., what is used to  determine...

A: The relatedness of two species in a phylogenetic analysis has a very particular significance. If two...

Q: What is one statement that would support the theory that all organisms are related? A) The genetic...

A: In addition to being degenerate, the genetic code is also called to as 'unambiguous,' implying so ea...

Q: Sharon is a 21-year old 200-meter runner, who now trains twice daily for 2-3 hours each session. Cur...

A: 1) Sharon is an athelete, thus she need to maintain a low body fat and higher muscle mass percentage...

Q: 5'.GTCATCTTGACATTG... 3' The same strand now has a single base insertion of an A, indicated in blue....

A: A mutation is a change in our DNA sequence that happens as a result of errors in DNA copying or envi...

Q: Imagine that a couple is planning to have children. The male is heterozygous for Huntington’s diseas...

A: Introduction Heterozygous means that you have inherited various versions of a gene from each parent....

Q: A section of DNA has following sequence of nitrogenous bases: CGATTACAG. Which of the following sequ...

A: Transcription is a process of copying a piece of DNA into RNA. 

Q: Expansins are activated by acidic conditions that modify the A. Hydrogen bonds between lignin and ce...

A: Cell wall surrounds the cell membrane (also known as plasma membrane) and provides rigidity to the c...

Q: May I ask is there a way to identify the working environment with toxic gas concentrations exceeding...

A: The most common hazardous gases encountered in confined areas are Volatile Organic Compounds (ppm VO...

Q: Indicate what protein(s) will bind the DNA in the lac regulatory region of E. coli given the followi...

A: An operon can be defined as a unit of bacterial gene expression and its regulation.It consist of str...

Q: what are the function(s) of the major organelles in the animal and plant eukaryotic cell?

A: Organelles are specialised structures found inside cells that perform a variety of tasks. "Little or...

Q: Compare and contrast preimplantation genetic diagnosis and genetic testing.

A: Pre-implantation genetic diagnosis (PGD) is commonly described as the examination of embryos or oocy...

Q: What cells have a cell membrane?   Question 1 options:   all cells except plant cells   all cells...

A: Cell membrane is a biological membrane that separates interior of the cell from the outside environm...

Q: Hannah (with 2 n's) decided to expand on Ana's work by fencing a well isolated plot and deliberately...

A: Chi-square test is a simple way of evaluating whether the predictions of a genetic hypothesis agree ...

Q: Give the importance of the a) water cycle b) nitrogen cycle

A: Ecological cycles are the self-regulating mechanisms that recycle the earth's limited resources — wa...

Q: Examples of strategies found in structures in the human body that serve to increase the surface area...

A: Ans C  having folds. 

Q: What are lifeprosesses

A: Life processes These processes are referred to as the procedures that are needed for the maintenance...

Q: Explain how C3 plant leaf is different from C4 plant leaf and why?

A: C3 plants are those whose first photosynthetic product is a three-carbon compound, such as phosphogl...

Q: Each time a new tRNA is added to the A site, it adds its amino acid to the bottom of the growing cha...

A:  The description in the question is related to Protein synthesis or translation process which occurs...

Q: The analysis of urea in the urine sample is what type of analysis? O Complete analysis O Proximate a...

A: Proximate analysis is a quantitative analysis in which the characteristics of macromolecules in samp...

Q: 6. Which animals in this figure belong to a clade that includes animals with hair? Which evolved fir...

A: Classifications are orderly ways to present information and can be artificial, natural, or phylogene...

Q: WHAT IF? Some membrane proteins diffuse faster in the plasma membrane when the cytoskeleton or the e...

A: Cell membranes:  Thr diffusion across cell membranes uses integral membrane proteins to move polar o...

Q: 1. an organism changing during its life to be better suited for its environment

A:     Answer - An organism changing during its life to be better suited for its environment.

Q: Fill in the blank with the most appropriate term that is described by the following statement: Synth...

A: Transcription  Cellular process in which RNA is synthesized using DNA as a template known as transcr...

Q: Explain what would happen to a red blood cell placed in a hypotonic solution. Then compare that to w...

A:

Q: What is happening in the cell during interphase? Choose all of the options that apply. Select all th...

A: The orderly sequence of events by which a cell duplicate it's DNA, synthesis it's other components a...

Q: phylogenetic tree

A: A phylogenetic tree is a branching diagram or a tree showing the evolutionary relationships among va...

Q: In horses, the coat color black is dominant (B) over chestnut (b). The trotting gait is dominant (T)...

A: A dihybrid cross is a cross in which two traits are involved. As per the question , two traits are ...

Q: The spindle apparatus is formed during the __________ phase of mitosis A. Anaphase B. Metaphase C. P...

A: Mitosis is a type of cell division in which the parent cell divides into two new daughter cells. Eac...

Q: 1. What does NADPH do? In the Krebs cycle, isocitrate releases a molecule of carbon dioxide, leaving...

A: Introduction Photosynthesis is the process through which plants produce oxygen and energy in the for...

Q: Describe the differences among embryonic, adult, and induced pluripotent stem cells.

A: Stem cells Stem cells are those cells that have the capacity of self renewal and differentiation. S...

Q: Indicate what protein(s) will bind the DNA in the lac regulatory region of E. coli given the followi...

A: 1. When lactose as well as glucose are absent then no transcription will take place. The lac operon ...

Q: what are the factors affecting visual perception of humans?

A: Visual perception is the ability to interpret the surrounding environment through photopic vision (d...

Q: DISEASE CAUSATIVE ORGANISM VECTOR

A: Causative organism or agent  in infection are pathogens. vector is a quantity or phenomenon that has...

Q: Pulmonary function tests (or measurements) can be classified as either static or dynamic. Explain th...

A: Pulmonary function tests are important examinations in the care of patients with respiratory disease...

Q: Activity 2.2: The Hormonal Actions During Menstrual Cycle Directions: Complete the flow chart by cho...

A: Series of hormones are involved in controlling the menstrual cycle in women. Hypothalamus plays the ...

Q: DDE vs Eggshell Thickness 1.28 1.24 1.2 1.16 - 1.12 3 7 9 11 DDE concentration in egg (ng/g) Shell t...

A: Q-1): In birds, the process of bone remodelling plays a vital role in maintaining bone calcium level...

Q: II. Answer the following: 1. What does NADPH do? 2. In the Krebs cycle, isocitrate releases a molecu...

A: Introduction :- The tricarboxylic acid (TCA) cycle, commonly known as the Krebs or citric acid cycle...

Q: B. Make a punnet square for the following and give the phenotypic and genotypic ratio: 1. One homozy...

A: Answer 1:-  A monohybrid cross is a breeding experiment between organisms of the P generation (paren...

Q: What genes from the mitochondrion are also used for phylogenetic analysis

A: Phylogeny involves studying evolutionary relationships between organisms. Molecular phylogeny involv...

Q: A teácher aškš students to create a model thát will help predict the most likely blood type of an in...

A: Scientific models are created to assist people in understanding scientific concepts and to convey th...

Q: what are the different hoods in the lab and why are they important?

A:

Q: Biologists produced the karyotype of a different parrot in Africa that had 2n = 62. Using the inform...

A: A typical African parrot has a karyotype containing 2n = 62-64 chromosomes with 8 pairs of macrochro...

Q: Explain the roles of sensory nerves in how do humans receive odors and scents?

A: The olfactory epithelium is a strip of tissue at the back of the nose that contains millions of sens...

Q: Use the Punnett square below to answer the questions that follow. mH mh MH MMHH MmHh Mh MmHh Mmhh

A: 1. The punnett shows 2 alleles for 2 genes each hence first statement is True. 2. There are four dif...

Q: While performing a routine protein crystallization screening, you observe that one of your well drop...

A: Introduction The drop on the elevated platform, which is usually 2–10 µl, consists of half stock pro...