Biologyacademic

"Which of the following occurs in a mushroom, that is, in the reproductive structure of a basidiomycete? A) Diploid nuclei form, undergo meiosis, and produce haploid spores. B) Heterokaryotic cells separate to re-create the original haploid hyphae. C) Spores germinate and form a haploid mycelium. D) Hyphae of two different mating types fuse."

"What is biological surplus? A. The necessary population increase for a species to be removed from the endangered species list B. The number of animals in a population beyond the carrying capacity C. The amount by which the number of young exceeds the adult population in an area after birthing season D. The population of invasive species—both animals and plants—in a given area"

"Which of the following statements correctly describes a dihybrid cross? A dihybrid cross results in a 3:1 phenotype ratio in the F2 offspring. A dihybrid cross involves two parents. A dihybrid cross involves organisms that are heterozygous for two characters. A dihybrid cross produces two offspring."

"Explain the difference between oviparous, ovoviviparous, and viviparous modes of development. Provide an example of each. "

Imagine a population evolving by genetic drift, in which the frequency of the allele K is 0.8. What is the probability that at some point in the future allele K will drift to a frequency of 1.0? Express your answer as a number between 0 and 1.

Which elements do carbohydrates contain, and in what ratio?

What is the correct order of protein synthesis?

"Why are viruses considered to be nonliving? A. They have no genetic material. B. They cannot reproduce without a host cell. C. They do not respond to their environment. D. They cannot use energy."

"Which type(s) of transport require energy? SELECT ALL THAT APPLY A. Exocytosis B. Endocytosis C. Facilitated diffusion"

"What is the relationship between photosynthesis and cellular respiration? A. All forms of animal life engage in both these processes. B. Cellular respiration is one of the steps in the process of photosynthesis. C. Photosynthesis is one of the steps in the process of cellular respiration. D. The reactants of one reaction are the products of the other."

"Which organism makes its own food? A. A producer B. A consumer C. A decomposer D. A scavenger"

"Can lamb's blood be used as an anti-venom? A. Yes, lamb's blood is a proven anti-venom. B. No, lamb's blood does not have anti-venom properties. C. It depends on the type of venom. D. Only if properly processed and administered."

"Classify the following organisms as unicellular or multicellular: plants, amoeba, archaea, animals, bacteria. a) Unicellular (amoeba and archaea); multicellular (plants, bacteria, and animals) b) Unicellular (bacteria and archaea); multicellular (amoeba, plants, and animals) c) Unicellular (plants and animals); multicellular (amoeba, bacteria, and archaea) d) Unicellular (amoeba, archaea, and bacteria); multicellular (plants and animals)"

List the advantages and disadvantages of selective breeding.

What is the base in DNA that pairs with adenine?

"Question: Which of the following is not a component of DNA's nucleotides? Answer Options: A. RNA B. A phosphate group C. A deoxyribose backbone D. A base (A, C, T, or G)"

"Which is a main function of lipids? A. Providing energy storage B. Transmitting genetic information C. Forming bone and muscles D. Fighting infection and disease"

"Which phrase describes a gene in its simplest form? A. a looped portion of RNA B. a part of a protein C. a molecule found in the endoplasmic reticulum D. a segment of DNA"

Explain the process of tissue culture for cancer cells.

How are photosynthesis and cellular respiration similar?

"Normal human gametes carry _____ chromosomes." A. 23 B. 46 pairs of C. 23 pairs of D. 5 E. 46"

What percentage of time does a cell spend undergoing mitosis?

Which of the following statements best describes macroevolution? Macroevolution is defined as the evolution of microscopic organisms into organisms that can be seen with the naked eye. Macroevolution is evolution above the species level. Macroevolution is the same as microevolution, but includes the origin of new species. Macroevolution is defined as a change in allele or gene frequency over the course of many generations. Request Answer

What is the difference between photosystem I and photosystem II?

What are the chances that two parents with brown eyes and brown hair will give birth to a blue-eyed, blond-haired child?

"Which best represents an example of carbon fixation? A. Photosynthesis in plants B. Respiration in animals C. Decomposition of organic matter D. Combustion of fossil fuels"

What is the difference between Mendel's Law of Segregation and the Law of Independent Assortment?

Is grass an abiotic or biotic factor?

What is the product of meiosis II?

What three things are used to make glucose in photosynthesis?

Select the correct answer from each drop-down menu. What is the 10 percent rule? The 10 percent rule states that when an organism/species is consumed by another organism/species of a higher trophic level, the latter only retains 10% of the energy. The rest of the energy is lost during energy transfer, or transformed as heat, or lost to incomplete digestion by species of a higher trophic level.

Viruses are not considered living organisms because they do not independently grow, metabolize, or reproduce. A. True B. False

Differentiate between the male and female version of a ladybug. What are the progeny of the ladybug called? Elaborate using a diagram.

What is the main goal of the process of photosynthesis?

What does mitosis accomplish that would go wrong if the cell simply split down the middle during cell division?

All of the following are included in the Food and Drug Administration's Big 6 EXCEPT: A. Norovirus B. Salmonella C. Shigella D. Hepatitis B

Why does a frog have 4 fingers but 5 toes?

A 9:3:3:1 ratio is obtained in the F2 generation of a dihybrid cross when alleles assort independently from one another.

Give an example of a 5-organism food chain. Indicate the level of consumer and the type for each organism.

What are the inputs and outputs of cellular respiration and photosynthesis?