Ultimate Biology Study Guide - Questions & Answers

in a population of 1000 baby kitties, 40 are white because of a recessive allele (b). non-white cats are either homozygous dominant (bb) or heterozygous dominant (bb). what is the expected frequency of heterozygous kitties in the population?
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what is the amazon ecosystem structure? what are the different actor types involved in the amazon ecosystem? what is the role of seller labs within the ecosystem?
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what sequence of exercises should you follow when training all major muscle groups in a workout? group of answer choices large muscle groups before small groups multiple-joint exercises before single-joint ones small muscle groups before large groups both a and b
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A stratified squamous epithelium is a stratified epithelium with squamous (flattened and scale-like) epithelial cells in the top layer.
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phytochemicals are found in all protein-rich foods, including chicken, eggs, and fish. t or f
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cells differentiate according to the chemical environment they are immediately exposed to.T/F
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our bodies need essential fatty acids that are found in unsaturated fats we must consume. which essential fatty acid is called alpha linolenic acid and is found in fish and flaxseed oil?
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Three-letter segments of mRNA code for specificO sickle cells.O disorders.O chromosomes.O amino acids.First answer gets 5 stars
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Ceres is a rocky celestial body located in the main asteroid belt. It has a nearly spherical shape and orbits the Sun. There are several asteroids in its orbit. Based on this information, which type of body is Ceres? A. asteroid B. dwarf planet C. meteor D. planet
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(50 Pts) Please help.Not all cells have a life cycle of the same length. For example, some cells complete the steps of interphase in less than eight hours before cell division and others take years.SELECT ALL THAT ARE TRUE.A)The cells in the human body have an average life cycle of about 16 to 24 hours.B)Your bone marrow, which is in charge of making vast amounts of blood cells, goes through cellular division in 10 hours.C) Your brain cells divide until you are around seven years old, and then division slows down as cells remain in the G1 stage. Scientists are actively researching brain cells to learn what controls the division of these cells.D) The single-celled E. coli bacteria completes the cell cycle every 20 minutes, while a fly embryo divides in eight minutes.
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do the tropical easterlies blow away from the equator
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Earth Science Which is a difference between visible light and radio waves?1. Radio waves have less energy than visible light.2. Radio waves have more energy than visible light. 3. Radio waves can be seen by the human eye4. Radio waves can produce rainbows.
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Reaction B: 6A + 6 HO+ energy --->C6 H12O6 +6___B_What molecule does blank with letter B represent in the reaction above?ATP WaterOxygen Carbon dioxide
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lack of fitness in which muscle group is typically related to poor posture and potential back problems? group of answer choices
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true or false? parasympathetic rebound occurs as a result of decreased levels of epinephrine secreted from the adrenal medulla.
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how has bioaccumulation resulted in the deaths of large numbers of bird even though the toxin level in the lake water is not high enough to make them sick
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the receptor cells that convert light energy into neural signals are called a. bipolar cells. b. opponent processors. c. feature detectors. d. ganglion cells. e. rods and cones.
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a) two essential components of successful therapy are complete subgingival scaling with root debridement by the dental hygienist and effective daily dental biofilm control by the patient. b) the objective is to eliminate or at least suppress the pathologic microorganisms in the subgingival area to promote healing and hence control the infection. group of answer choices statement a is true and statement b is false. statement a is false and statement b is true. both statements are true. both statements are false.
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is the spread of certain disease due to the bite of a vector. As used here, the term vector describes insects or animals such as flies, transmitting a disease. Mosquitoes are the most common vectors, and the diseases they transmit include malaria and West Nile Virus.
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An environmentalist wants to determine the relationships between the numbers in thousands) of forest fires over the year and the number (in hundred thousands) of acres burned. The data for 8 recent years are shown. 69 58 62 Number of fires x Number of acres burned y 72 62 47 26 84 51 57 30 45 15 42 19 15 (1). Compute the value of the correlation coefficient. (11). Find the equation of the regression line. An environmentalist wants to determine the relationships between the numbers (in thousands) of forest fires over the year and the number in hundred thousands) of acres burned. The data for 8 recent years are shown. 58 84 45 Number of fires x Number of acres burned y 72 62 69 42 47 26 62 15 57 30 19 51 15 1). Compute the value of the correlation coefficient. (1). Find the equation of the regression line.
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Which of the pairs below are matched correctly for these clostridial pathogens involved in food poisoning?A) C. botulinum: must grow in the body to produce toxinB) C. perfringens: produces enterotoxinC) C. botulinum: produces endotoxinD) C. perfringens: requires only a small number of cells to produce toxin
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4.3.10. Network Address Translation (NAT). Which one of the following operations is NOT performed by NAT.? Select one: a. On an incoming datagram from the public Internet side of a NAT, changing the destination IP address of a datagram to a new destination IP address that is looked up in the NAT table, and (possibly after other actions), sending that IP datagram on to the LAN side of the NAT. Ob. On an outgoing datagram, changing the source IP address of a datagram received from the LAN side of the NAT O c Generating ACKs back to the TCP sender and then taking responsibility for reliably delivery the segment to its destination, possibly using a non-TCP reliable data transfer protocol. O d. On an outgoing datagram, changing the transport-layer port number of the transport-layer segment inside a datagram received from the LAN side of the NAT.
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Most members of which of the following groups are most closely associated with a wet or moist environment? Most members of which of the following groups are most closely associated with a wet or moist environment?A. amphibians B. birds C. mammals D. pterosaurs E. dinosaurs
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T/F: Kelps with air bladders are common along the western and northwestern Pacific coasts of the United States
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