STRAIGHTERLINE BIO 101 FINAL UPDATED
VERSION 2023 GUARANTEED A+
a close circulatory system is found in - Ans earthworms
a cross section through the zone of maturation of a root would show - Ans transport tissues
a digger wasp continues to close its nest even though the researcher has removed the nest's contents. this shows that nest-closing behavior in the digger wasp is - Ans a fixed action pattern
a hydra moves via - Ans muscle and nerve fibers
a lung disease caused by bacteria that become encapsulated is called - Ans tuberculosis
a major difference in the production of transgenic bacteria, plants, and animals is that - Ans transgenic animals require the use of host animals to carry the genetically modified embryo, who bacteria and plants to do not require this
a major evolutionary trend among plants is - Ans a reduction in the size of the gametophyte and an increase in the size of the sporophyte
a member of the green algae is - Ans chlamydomonas
a method used to determine if the DNA found at a crime scene belongs to a particular individual is short tandem repeat (STR). this method employs - Ans repeated sequences found at multiple sites in the DNA
a nerve is - Ans composed of the long fibers of long axons
a person who is B positive will have - Ans B antigens, anti-A antibody, Rh antigen
A physician specializes in surgery involving the following group of organs: mouth, esophagus, stomach, and intestines. Overall, what is the highest level of organization that this physician is specialized in? - Ans organ system
a short while after a person has died, a gasp of air may occur as the lungs collapse. this flow would represent the - Ans residual volume
a sponge actually feeds by - Ans the beating of the flagella of collar cells, forming a current; food is absorbed by collar cells
a unicellular alga that has both plant-like photosynthesis and animal-like motility is a(n) - Ans dinoflagellate 1 / 3
a voice changes from high to low pitch in speaking by - Ans changing the tension on the vocal cords
a woman is not getting enough calcium in her diet, one of the first symptoms she may experience would be - Ans a broken bone
according to cell theory - Ans new cells arise only from preexisting cells
all of the following are characteristics of primates except the - Ans rapid growth after birth
all of the following are possible origins of cell organelles in eukaryotes except - Ans groups of prokaryotic cells begin to live in a small group, sharing products of metabolism
all of the organisms living in your front yard represent a(n) ______, while the blue jays represent _____. - Ans community, population
all of these humans are believed to have evolved in africa except - Ans neandertals
all the banded sunfish in a pond would comprise a(n) - Ans population
all the organisms of carious species living within a given area constitute a(n) - Ans community
although microbes are often equated with pathogens, not all are pathogenic and some help humans maintain their health. Which of the following are synthesized by bacteria that live in the human intestine? - Ans vitamins K and B12
an acetyl group contains how many carbons? - Ans two
an example of a colonial green alga is - Ans volvox
an individual who has an XXY combination of sex chromosomes is said to have _____ syndrome - Ans Klinefelter
an insect circulatory system is best described as - Ans an open system that mostly washes hemolymph "blood" through the hemocoel
animals that have no particular symmetry exhibit - Ans asymmetry
artificial kidneys do not function in all respects like a natural kidney. what is one inherent problem and what is its practical solution? - Ans Dialysis uses passive diffusion and some kidney functions require selective active transport; restrict diet to limit the variety of waste molecules. 2 / 3
as the human population size increases - Ans biodiversity is adversely affected as humans have destructive effects on ecosystems
ascaris is considered to be a(n) - Ans roundworm
at one time, biologists thought that fungi were merely forms of plants that had lost their chlorophyll and had returned to saprotrophy to gain food. Why is this no longer considered a solid theory? - Ans fungal cell walls contain chitin rather than cellulose
bacterial cells pick up free pieces of DNA from the medium pieces that were released from dead bacteria in a process called - Ans transformation
based on their chemical equations, photosynthesis and cellular respiration have which of the following relationships? - Ans opposite reactions
biological evolution differs from chemical evolution in that biological evolution would have been possible only after the development of - Ans a membrane
bone - Ans is made of only a hard matrix of inorganic (mainly calcium) salts
both bacteria and archaea are which of the following types of organism? - Ans prokaryotic
both echinoderms and chordates are deuterostomes. this means that - Ans they have a similar development in their embryonic stage
carbonic anhydrase - Ans speeds up the conversation of carbonic acid to carbon dioxide and water
cells of the ground tissue system are called - Ans parenchyma, collenchyma, and sclerenchyma cells
cellular respiration is best associated with the - Ans mitochondrion
certain people have an inability to speak due to brain damage. the most likely area of the brain that has been damaged is - Ans broca's area
compared to the numbers of grasshoppers or deer, there are few mountain lions. the reason that large and fierce animals are rare in an ecosystem is that - Ans food chains are only 10-20% efficient at each step adn top carnivores require large amounts of calories for their survival
compound fruits - Ans develop from several individual ovaries
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