Photosynthesis is to chloroplasts as cellular respiration is to a.chloroplasts b. glucose c. mitochondria d. lactic acid
During the calvin cycle, carbon dioxide is _____ to drive the formation of sugars. see section 10.4 ( page 224) .
The amount of sunlight received at Earth's surface fluctuates more at the poles than the equator. T F
1. A unicellular organism with no nucleus is a 2. The type of infection in which a virus does not immediately start replicating itself, but inserts a piece of DNA into the host cell’s genome which becomes activated at a later date is called a 3. A spiral or corkscrew-shaped prokaryote is called 4. The thick internal wall that can enclose a prokaryote’s DNA and some cytoplasm when conditions are unfavorable is called a
WILL GIVE ABRAINLEST Which is a byproduct of using hydrogen fuel? water electricity smog carbon dioxide
Which is not considered a sex-linked trait? purple flower color in pea plants eye color in fruit flies red-green color blindness in humans hemophilia in humans
Which of the following are kinds of lipids? A. Fats, phospholipids, and steroids. B. Fructose and Glucose. C. DNA and RNA
Doctors do not administer vaccinations to people who are too sick. Which best explains why? A. The weakened or dead form of the pathogen may not have any effect on sick people. B. The weakened or dead form of the pathogen may have a fatal effect when it is combined with medication that the sick people are taking. C. The digestive systems of sick people may be negatively affected by the weakened or dead pathogen. D. The white blood cells of sick people may not be able to efficiently handle the weakened or dead form of the pathogen.
In general, the largest component of bog soils is . A. water. . . B. organic matter. . . C. air. . . D. living organisms. .
Human activities _______. a. exacerbate the natural greenhouse effect b. create the greenhouse effect c. diminish the greenhouse effect d. eliminate the greenhouse effect
What term includes all the biotic and abiotic elements in an area? A)ecosystem b. population c. biome d. organ
What process is similar in both fermentation and cellular respiration? A) aerobic ATP production B) electron transport chain C) glycolysis in the cytoplasm D) hydrogen ion pumping
Environmental factors can influence natural selection because they can increase or decrease a. the number of chromosomes in an individual b. the number chromosomes in a population c. the amount of genetic variation d.the amount of genetic variation in a population
In which structure is all the genetic information of an organism found? DNA gene codon protein A. DNA B.GENE C.codon D.protein
Moving through trophic levels _______. a. energy decreases b. entropy increases c. biomass decreases d. all of the above
Identify two places in the krebs cycle where a decrease in free energy is coupled with an increase in free energy
Which process in respiration happens last? a.Glycolysis b.The electron transport chain c.Pyruvate processing d.The Krebs cycle
Parthenogenesis is a method of reproduction in which ___. A. An edd develops after being fertilized by a sperm B. the parent animal divides into two new animals C. the offspring develops as an outgrowth of the parents body wall. D.an egg develops without being fertilized by a sperm
Which of the following statements accurately describes the process of dating Earth's history? A. Scientists use relative dating to determine the absolute age of a new fossil. B. Scientists use radioactive isotopes to determine the absolute age of a new fossil. C. Scientists use radiometric dating to determine the relative age of a new fossil. D. Scientists use index fossils to determine the specific years of age of a new fossil.
When you notice that someone has unusually blue eyes, you've noticed their A. hybridization. B. genotype. C. phenotype. D. allele.
The La Brea Tar Pits are _______. a. a valuable source of petroleum b. filled with tar made from mammals c. filled with asphalt d. a and b only
Which of the following is not true concerning crop rotation? a. It reduces soil compaction by turning the soil. b. It grows different, dissimilar crops in series. c. It prevents the depletion of nutrients by any single crop variety. d. It improves soil structure and fertility.