As carbon dioxide levels rise in atmosphere, it is absorbed by oceans and the acidity of oceans increases damaging marine life. True False

Q: Is the environmental risk posed by DDT an acceptable cost in the battle to control malaria?

A: Malaria  It is the disease caused by plasmodium and it's carrier is a female mosquito.

Q: Why would the BMR of a person be 55% above the normal rate

A: The energy expended while a patient is completely resting both mentally and physically—that is, when…

Q: 0. What is the probability of a couple to have two boys and one girl. with the eldest being a boy? O…

A: Each cell contains 23 chromosomes in humans. Out of these 23 pairs of chromosomes, there are 22…

Q: Calculate ΔGinward. Is energy required for transport to happen?  The cell is at 25°C. Membrane…

A: Energy is required in cases where there is active transport of molecules as molecules are…

Q: e) The amount of energy the worm needs from its metabolism should be proportional to the worm's…

A: Note: Since you have provided too many questions and the questions are not interlinked the solution…

Q: Suppose that in a certain neuron, negatively charged protein molecules found in the intracellular…

A: A Neuron is a functional unit that is required to transmit the messages inside the body from organs…

Q: 14) The following describes the incidence of mumps from 1984 to 2004. From 1984 to 1985, there was…

A: Mumps is a viral infection that affects the salivary glands. As we can see in the description given…

Q: A high concentration of hydrogen ions results in a) an electrochemical gradient. b) thick mucus. c)…

A: Introduction Cell membrane act as barrier between the cell and outer environment by separating it…

Q: Which of the following is correct about a symporter?     it is a form of passive transport…

A: The process of passive transport (no energy required) by which molecules or ions of living cell more…

Q: (i) Explain the role of Ras.GTP and Rac.GTP in the formation of active AP-1 during T- cell…

A: Helper T cells are activated when MHC class II molecules, which are produced on the surface of…

Q: The following are the conditions that determines the direction of ions as it pass through the…

A: Ion Channel:  Ion channels are membrane proteins that produce pores in the membrane and permit ions…

Q: Distinguish among directional, stabilizing, and disruptive selection.

A: With the introduction of the theory of natural selection (explained the concept of evolution of many…

Q: Which of the following reproductive isolating mechanisms prevents mating because the two species are…

A: The processes of reproductive isolation are a group of behavioural patterns, physiological…

Q: sperm

A:

Q: what is bone marrow as an hematopoietic organ

A: Mesenchymal and hematopoietic stem cells are found in bone marrow. Red bone marrow is a fragile,…

Q: Redraw and rearrange the branches of the tree below to make the most parsimonious (simplest) tree. A…

A:

Q: What evidences supported spontaneous generation? How was spontaneous generation disproved?

A: Introduction  The scientific idea of spontaneous generation, which has since been disproved, claimed…

Q: How does adaptations allow plants to hove from an aquatic environment

A: Plants adapt to different environments by adapting to a new environment. They overcome the…

Q: 1. Phylum Ctenophora are believed to be offshoots of some medusoid cnidarian. Give 3 proofs that…

A: The three reasons are as follows :  Both have the gelatineous body

Q: If the EcoRI/HindIII (stuffer) fragment cut from the vector is religated back into the vector, the…

A: Primers are the short stretch of nucleotide sequences, which are used in a polymerase chain reaction…

Q: 3.12. A pharmaceutical manufacturer wants to investigate the bioactivity of a new drug. A completely…

A: A absolutely randomized unmarried aspect test is an test wherein both: One aspect of or extra…

Q: Illustrate, using a negative feedback pathway, the regulation of hormones of the thyroid gland.…

A: The production and release of the thyroid hormones , thyroxine and triiodothyronine , is controlled…

Q: Upper Intertidal Zone Lower Intertidal Zone Balonus kalenvides Chthamalus scellatus The diagram…

A: Introduction: Connell is an American ecologist, but because his research on how interspecific…

Q: You’ve been noticing that a local pond has developed a green scum that is getting thicker and…

A: Since it frequently causes the degradation of water quality and the reduction of dissolved oxygen in…

Q: The importance of Nucleic acid

A: Introduction: Natural chemical substances called nucleic acids are found in the living cells of the…

Q: Which residue can form a salt bridge with Arg at physiological conditions? a. Gln b. His c. Asp…

A: Introduction :- A salt bridge or ion bridge in electrochemistry is a lab tool used to join the…

Q: Explain no disjunction and recall it’s consequences, including Down Syndrome.

A: Introduction :  The nucleus of an organism contains chromosomes, which are thread-like structures…

Q: Which species is better able to withstand desiccation? Chthamalus Balanus

A: In biology and ecology, desiccation refers to the drying out of a living organism, such as when…

Q: What is a fundamental niche?

A: The total collection of circumstances that allow an animal (population, species) to survive and…

Q: Your UPGMA tree was generated using a short DNA sequence. Should scientists infer evolutionary…

A: Evolutionary relationships are the ancestral relationships which establish the origin and relation…

Q: Describe the two events that are common to all sexually reproducing organisms and how they fit into…

A: Introduction: The union of male and female gametes leads to sexual reproduction. More viable…

Q: Microorganism growth in complex natural environments such as soils and waters can be utilized to…

A: Introduction  A subfield of biotechnology called "bioremediation" uses living things like bacteria…

Q: Does the removal of Chthamalus affect the distribution of Balanus? Yes No

A: Introduction: Connell carried out a number of studies in which he transferred the barnacles to…

Q: The role of the integral protein is to a) Create a barrier b) allow ions into the cell c) maintain…

A: Proteins, carbohydrates, and phospholipids make up the plasma membrane. The membrane is selectively…

Q: Figure 8.16 What ratio of offspring would result from a cross between a white-eyed male and a female…

A: Gene expression is the process through which a gene's data is used to create a functioning gene…

Q: Describe the change in position & design of the long bones (stylopodia & zeugopodia) from a…

A: Long bones provide a range of functions in the human body, including limb motion via contact with…

Q: The following DNAs were incubated with E. coli DNA Polymerase I and dNTPs. Write the products…

A: DNA replication is the process by which new DNA is synthesized from the old DNA by semiconservative…

Q: Receptor mediated endocytosis requires the presence of 6. a) carrier proteins that move molecules…

A: Phospholipids, proteins, and carbohydrates make up the plasma membrane. The membrane is permeable…

Q: Draw two cells under high magnification in the space below and label the cell wall, nucleus and…

A: *Onion epidermal cells provides protective layer against viruses and fungi which may harm sensitive…

Q: What is the cell membrane made of?

A: The plasma membrane is also known as the cell membrane. It is the membrane found in all cells that…

Q: A. Given that the maternal genotype is TT and the paternal genotype is tt, identify the…

A: The genotype is a set of genes in DNA that are responsible for unique traits or characteristics,…

Q: What kind of response is seen via temperature stress in Drosophila? Are these kinds of elements…

A: The physiology of organisms, especially ectotherms, is significantly influenced by temperature,…

Q: 6. What is the probability that an egg bearing a Y- chromosome be fertilized by a sperm carrying an…

A: Fertilization is the summation of physico chemical events leading to the fusion of two sex cells…

Q: What is the importance of photoperiod for seasonal change of physiology in lizards

A: The word photo can be split into two words "photo" relates to light and "period" refers to time or…

Q: QUESTION 25 Regarding hemorrhage, the epidural space is a subarachnoid space is a space. space, the…

A: Introduction: The meninges are a group of three membrane layers that cover the brain and spinal…

Q: A false positive is a a test result that indicates that a person has a specific disease or condition…

A: Blood pressure is the pressure of circulating blood against the walls of blood vessels. It is…

Q: Identify the type of division exhibited by the following: Binary fission Grasses Hydra Budding…

A: >> Grasses Grasses reproduce sexually by seeds and asexually by vegetative propagation.  In…

Q: How to calculate actual size in μm

A: Three image-creation components must be considered to understand how microscopes work:…

Q: This week you learned about the role that macrophages, neutrophils, and cytokines play in the innate…

A: Microbial infections are frequently treated with antibiotics. It is getting harder and harder to…

Air Pollution

The excess accumulation of pollutants or undesirable alterations in the environment and its resources such as air, water, and land can be referred to as pollution. Pollution affects the components of the environment. Pollution is considered a global issue as it is showing harmful effects worldwide. Metropolitan cities are more impacted by pollution than countryside or villages.