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Q: Table 5. Reproductive phenomena in some female domestic farm animals. Onset of Age at First Length o...

A: Puberty refers to the postnatal life during which reproductive organs produce gametes under the effe...

Q: Define the concept of Survivorship in Population growth ?

A: The decrease in the death rate (which was faster than the birth rate) and, in particular, an improve...

Q: By palpating the hind leg of a cat or dog or by examining a laboratory skeleton, you can see that ca...

A: To identify: To identify the similarities and difference between the stance of a woman with high-hee...

Q: The most common cause for partoid gland infection is?

A: The parotid gland is a salivary gland in the face that is found on both sides. It contains serous sa...

Q: 5. Both parents are heterozygous (Mm x Mm) a. Part A (fill in the boxes):

A: Incomplete dominance is the type of condition in which the dominant allele is incomplete the dominan...

Q: Fossil records had given scientists a glimpse of the past, to what extent these fossil records helpe...

A: Fossils are the preserved remains or traces of animals, plants, and other organisms from the past.  ...

Q: Because of translocation of sugars, starches and proteins to actively growing sites in the plant, nu...

A: Answer. Older leaves show nutrient deficiency symptoms because the mobile nutrients are internally r...

Q: Describe how cardiovascular and respiratory system work together, how important are these two system...

A: The cardiovascular system  and the respiratory system are two of the most important organ systems pr...

Q: Define the following terms: monohybrid cross, self fertilisation, cross fertilisation, segregation, ...

A: ALLELE- it is defined as the two alternating forms of a gene Monohybrid cross - A monohybrid cross i...

Q: 1. How can you modify your DNA model to reflect changes among DNA molecules?   2. How can a DNA mole...

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want...

Q: ill in the blanks: ___________ is the enlargement and stiffening of the penis, which results when th...

A: The male reproductive system is composed of gonads(reproductive structure) and accessory organs that...

Q: Question 41 The sliding filament model of contraction involves----- A) Actin and myosin sliding pas...

A: The sliding filament model: The mechanism of muscle contraction is explained by sliding filament mod...

Q: What are the signs of the pathogens? Define and give examples.

A: Pathogens:- Pathogens are microorganisms that have the potential to cause infectious diseases. Virus...

Q: AGAIN USE NUMBERS IN THE GRAPH!! graph 1 and 2 are similar because.. 1. 2. 3. Graph 1 and 2 are dif...

A: Higher glucose levels in the blood cause hyperglycemic conditions that also lead to a disorder calle...

Q: Describe what makes the cell an open system.

A: Heat is a useless form of energy unless it is used to maintain temperature of a system, but it must ...

Q: What process must take place before amino acids can be fed into the glycolysis and the TCA?

A: Both the Glycolysis and TCA  cycle are a part of cellular respiration in which the free energy relea...

Q: Study the food web above. How does the food web illustrate the importance of biodiversity for human ...

A: Biodiversity: Biodiversity is the major reason for maintaining the life of various organisms in the ...

Q: A plant of phenotype 1 was selfed and in the progeny there were 100 individuals of phenotype 1 and 6...

A: Hypothesis is a statement which is placed on the basis of certain observations.

Q: Use your knowledge of the species’ ecological requirements to offer an explanation of its distributi...

A: The distribution of plants is influenced by soil structure, pH, and nutrient content, which in turn ...

Q: The elimination of which characteristic of water would have the leastimpact on a living organism suc...

A: Water in its liquid form is the most important compound that is required for the survival of life on...

Q: What is the integumentary system?

A: The body is composed of many organs such as the heart, lungs, kidney, liver, etc. The body is made o...

Q: In Kjeldahl method, why the protein factors for some other cereal grains (e.g, wheat, oats) differ f...

A: In Kjeldahl method, the total organic nitrogen is digested in the concentrated sulfuric acid and the...

Q: Estimate expected n umbers on the basis of the 9:3:4 and 1:2:1 ratios if total number of progeny is ...

A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden p...

Q: Explain about the Modifications of Cell Surfaces ?

A: The cell surface is the spot for several vital biochemical functions of cells and the interactions o...

Q: Photosynthetic protists are collectively known as__________; nonphotosynthetic, single-celled protis...

A: Photosynthetic protists are collectively known as Algae.

Q: Please answer question 26

A: Plant tissues are generally of two major types, namely meristematic and non-meristematic tissues. Th...

Q: 13. High elevations are cooler than lower elevations. Knowing this, what are the consequences of glo...

A: Global warming and associated climate change is an important scene in the world today. Global warmin...

Q: The ability of a sunflower plant to become taller is directly due to itsa. apical meristem. c. mesop...

A: The correct answer is shown below.

Q: Write a short essay proving that vertebrates evolved from a common ancestor.

A: Many various branches of biology have evidence for evolution:Anatomy is the study of the human body....

Q: DNA is visualized during agarose gel electrophoresis by ______________ . the fact that DNA fluoresce...

A: Agarose gel electrophoresis is a process of separation of DNA on the basis of mass and charge of DNA...

Q: The timing of Nutrient application has little effect on plant growth.Group of answer choices True Fa...

A: Plants are organisms with eukaryotic cells having cell walls and are capable of synthesizing their o...

Q: 43. Blood normally flows into a capillary bed from the venules O thoroughfare channels met arteriole...

A: Note - Since you have asked multiple questions, we will solve the first question for you. If you wan...

Q: Discuss the N and C termini of proteins?

A: The macromolecule is a large diverse group and protein is one of the macromolecules. The protein is ...

Q: Please answer question 7

A: Cancer is defined as uncontrolled division of cells.

Q: What is the sphincter of oddi?

A: A sphincter is a muscle that is ring-shaped. The function of a sphincter is to open or close an open...

Q: What similarity do common pharmacore have in their structure?

A: It is an abstract description of molecular features that are necessary for molecular recognition of ...

Q: What are the common foods contain tyramine ?

A: Tyramine is the byproduct of the breakdown of an amino acid called Tyrosine . Tyramine is natural co...

Q: State the dependent and Independent Variables in the process of RNA and Protein Synthesis lab

A: Transcription is a process of RNA production from the DNA template. This process occurs within the n...

Q: On a nice cool day, you decided to take a deep breath in and breathe out and saw a fog that formed a...

A: Cellular respiration helps the cell to generate energy needed and get rid of water and other waste m...

Q: Suppose that you have a cancer cell line X which was treated with drug Y to increase the expression ...

A: IntroductionThe cellular division process depends on a tightly controlled sequence of events. These ...

Q: Why is Parkinson's disease a movement disorder?

A: Disease is the state of body when it can't perform it's normal function of the body in proper way. 

Q: Please look at the image attached  Explain the background information of this mammal

A: The cat  is a domestic animals of small carnivores mammals It is the only domesticated species in th...

Q: We don't fertilize native vegatation, why is it necessary to fertilize agricultural crops?

A: Native vegetation is the wild vegetation which grows on its own in an area.

Q: Define membrane-bound receptor

A: Membrane receptors are protein molecules that are bound to or inserted into the cell membrane. Recep...

Q: Which are the are two adrenal glands?

A: Step 1 The sympathetic nervous system is a division of the autonomic nervous system supplying smooth...

Q: Please answer question 12

A: Drosophila is a model organism that can be used to study animal development. Many genes of developme...

Q: The stomata of plants are responsible for allowing water to escape through the leaf of a plant. Whic...

A: Stomata are made up of minute pores called stoma that is surrounded by a pair of guard cells. Stomat...

Q: Segmentation, first seen in annelids, allows evolutionary advantages bya. allowing more fluid moveme...

A: The segmented body is the most noticeable of the annelid phylum's identifying characteristics. The a...

Q: In your own words, explain why a testcross cannot produce more than 50% recombinant offspring. When ...

A: The external appearance of an individual for any trait is called phenotype for that trait. For examp...

Q: Why are the first three steps in cellular respiration considered catabolic?

A: Catabolic process is the process, which break down large molecule into smaller units, that are eithe...