Q: According to Lamarck’s theory of evolution, organisms change during their lifetime to survive then p...
A: Lamarck's theory of evolution is the 1st theory of evolution which was proposed by Jean Baptiste de ...
Q: please choose statements/concepts that relate to SCIENCE that begins with letter X X letter should ...
A: As we know that science is the study of knowledge , technologies based on experiments. There are dif...
Q: In order to selectively breed smaller soybean plants, you only collect seeds from the smallest indiv...
A: Given data: Mean weight of plants in crops(M) = 1 kg Narrow sense Heritability in crops (h) = 0.8 T...
Q: What type of symmetry can be observed in the given image? Select the correct response: Radial Spheri...
A: Radial symmetry occurs when any plane passing through the centre divides the body into two equal hal...
Q: - Explain another methods by which cytotoxicity is measured ?
A: Certain substances or mediator cells have the capacity to kill live cells. can be triggered by a var...
Q: Cell cycle checkpoints are surveillance mechanisms that monitor the integrity and fidelity of the ma...
A: A check point is a stage in eukaryotic cell cycle at which the cell examines internal and external c...
Q: 2. Describe how pigments work as it relates to photosynthesis. Make sure you note what part of the p...
A: Photosynthesis is the process of carbon fixation in plants. This uses sunlight as the source of ener...
Q: Do you find compound leaves only in dicots? Why?
A: Any species of the flowering plants, or angiosperms, which has a couple of leaves, or cotyledons, in...
Q: From the list of strategies for dealing with harsh cold environments, choose those that an ectotherm...
A: An ectotherm is a creature inside which internal physiological sources of energy play a minor or ins...
Q: Coat color in mice is influenced by two genes, one for color (A) and one for the amount of pigment p...
A: Answer
Q: describe 3 mechanisms that help generate antibody diversity in naïve B cells and create our naïve BC...
A: Immunoglobulins produced in response to antigenic stimulation are known as antibodies. They are eith...
Q: Researchers were working to determine the evolutionary history of modern horses using fossils of fou...
A: Introduction: Fossils are the traces of ancient life that have been preserved by natural processes, ...
Q: Overfishing has almost caused the extinction of Cod and by the early 1990s most Canadian Cod stocks ...
A: Canadian Cod Fish or Canadian Atlantic Cod (Gadus morhua), are cold water fish, which weigh 2 to 3 k...
Q: Venous blood pressure is equal to 6-8 O 20 3-7 12/8
A: Introduction Venous Blood Pressure:- It is the average blood pressure within the venous compartment ...
Q: The list below choose all the concerns surrounding antimicrobial use. A. toxicity B. disruption of ...
A: Toxicity
Q: Make a diagram showing the application of recombinant dna in the field of agriculture, medicine and ...
A: Recombination DNA technology has done Marvels in every field it uses vectors to transfer genetic com...
Q: 11 Equus Pilohippus Merychippus Mesohippus Eohippus (modern horse) (Dawn Horse) Source: http://www.i...
A: The related organisms that share common characteristics and are capable of interbreeding are called ...
Q: A. The man is heterozygous type B (BO) and the partner is homozygous type A (AA). Do the cross to sh...
A: The "ABO" blood group system is made up of four blood groups – A, B, AB, and O and is based mostly o...
Q: The HIV virus infects and destroys CD4 positive T cells, but otherwise mostly leaves the body intact...
A: Introduction: HIV is a sexually transmitted illness that affects both men and women (STI). It can al...
Q: 4. What are some concrete actions that you can do based on these facts: For every ton of tissue pape...
A: As plant is essential for environment as well as for human beings but as of now there is more cuttin...
Q: Genetic engineering has been a debatable topic in science as many people are only aware of its risk ...
A: The correct answer for this question is - b) II,III and VI Explanation : We can divide the giving o...
Q: A monogamous couple is researching birth control methods. They want children in the future, and the ...
A: Introduction Monogamous:- Monogamy is a form of relationship in which an individual has only one par...
Q: he event that causes the release of high levels of estrogen release causing positive feedback is: O ...
A: The anterior pituitary rapidly modifies its reaction to consistently elevated oestrogen levels durin...
Q: Eukaryotes and prokaryotes have either DNA genome or RNA genome True False Golgi stack is the stack ...
A: Introduction: The cell is the structural and building block of life. All living organisms in this un...
Q: hat is the definition of FACILITIES (science-related) pls elaborate in paragpraph
A: Facilities are something related to the hospital that is built or established to serve a particular ...
Q: From the list below choose all the concerns surrounding antimicrobial use. A. toxicity B. disruptio...
A: Answer :- Toxicity :- A significant quality for an antimicrobial medication is particular toxicity,...
Q: SCIENCE
A: Dactylography is study of fingerprint , use this is important method of forensic science. Moisture ...
Q: Choose the correct statement regarding Climate change Climate change is not a real phenomenon and we...
A: Climate change is the long-term change in the temperature, weather patterns and that mainly leads to...
Q: List down and explain YOUR UNDERSTANDING regarding the 17 SUSTAINABLE DEVELOPMENT GOAL
A: Answer : 17 SUSTAINABLE DEVELOPMENT GOALS are : 1- no poverty : poverty is the main reason leading ...
Q: TRNA has peptidal transferase activity. True False Genetic information stored in mRNA is translated ...
A: A ribosome is a biological unit made up of Protein molecules and RNA that functions as the cell's pr...
Q: . In your own words, what are the difference between: a. sexual and asexual stages of malaria b. rec...
A: Sexual stage Asexual stage Sexual stage is found in anopheles mosquito. Asexual stage is found in ...
Q: If a parasite’s life cycle involves multiple hosts, what might control the population dynamics of th...
A: As per the guidelines, we are supposed to answer only one question. Since you have asked multiple qu...
Q: The advantages of Cryosurgery are There is little bleeding in the destroyed area The volume of tissu...
A: Cryosurgery: Cryotherapy is a treatment that involves your healthcare practitioner freezing and des...
Q: QUESTION 44 Which is not a component of Health Related Fitness? O a. Cardiorespiratory Fitness O b. ...
A: Answer D) Reaction time
Q: Why it is immoral to make headless babies for organ transplants?
A: Introduction Organ transplant:- It is a medical procedure in which doctors remove an organ from anot...
Q: In the fungus Neurospora, some mutants were obtainedthat lacked activity for a certain enzyme. The m...
A: Neurospora It belongs to the Ascomycete fungus family. The genus name, "nerve spore," refers to the...
Q: Aneuploidy refers to the loss or gain a chromosome part. B. Polyploid cells have extra chromosome s...
A: Polyploidy is defined as the presence of more than two haploid sets of chromosomes in a species. It ...
Q: Membrane separating the contents of the nucleus from the rest of the cell ___ Protein synthesis ___ ...
A: Nuclear membrane membrane separating the contents of the nucleus from the rest of the cell. Ribosom...
Q: ony forming units reticulocyte hemopoiesis hematopoietic stem cells erythropoiesis emopoiesis is the...
A: All cellular components of blood and blood plasma are produced during hematopoiesis. The hematopoiet...
Q: Through the human introduction of invasive species and forced migration of various species such as p...
A: Introduction :- A null hypothesis is a statistical hypothesis that states that no difference exists ...
Q: 6. Variations of the plaque assay can be used to determine the number of animal viruses from a sampl...
A: There are few points about Plaque assay : When treated with the lawn of susceptible cells , a bacte...
Q: In a Eukaryotic cell, Transcription occurs in the _____________________ of a cell while Translation ...
A: Answer - a. In a Eukaryotic cell, Transcription occurs in the nucleus of a cell while Translation oc...
Q: Your colleague has given you an unauthenticated cell culture grown from a primary explant. Suggest f...
A: Mycoplasma contamination of cell cultures is extremely common as these bacteria are found commonly i...
Q: Which of the following is an example of fungus-like protist? Group of answer choices golden algae rh...
A: Kingdom protista comprising of unicellular, eukaryotic organisms that have features similar to those...
Q: In guinea pigs, the black coat (B) is dominant over the white coat (b), and straight hair (H) is dom...
A: The term heterozygous is associated with a condition in which different kinds of alleles associated ...
Q: The site of aerobic respiration in eukaryotic cells is a) Peroxisome b) Plastid c) Mitochondria O d)...
A: Aerobic respiration It is defined as the process of cellular respiration that takes place in the pr...
Q: Nutrients are reabsorbed from the _____ into the _____.
A: Different nutrients are needed for the normal growth and reproduction in living organisms. In case o...
Q: Species Embryo (A-F) Describe the Anatomical Changes from Early to Late Stages Human F Chicken Rabbi...
A: * Embryology is study of development of an organism from embryo to adult. * As we seen above evoluti...
Q: Which of the following ploidies would lead to infertility Tetraploid triploid diplodi A and C 
A: ù describes the condition when there is a presence of more than two sets of chromosomes in the indiv...
Q: Choose the statement that is incorrect. a. Phylogeny helps us study the spread of viruses through hu...
A: Phylogeny refers to the relationship between different groups of organisms and their evolution over ...
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