Biology
Cell biology, genetics, ecology, and life science fundamentals.
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figure 18-15 molecular clock by comparing the dna sequence of two or mo…
The similarity of DNA sequences. If the DNA sequence of species C is more similar to that of species B than to species A, it shows species C is more closely related to species B.
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think back to concept 4. how would these different community interactio…
Community interactions can either promote, limit, or have neutral effects on a population's growth and stability depending on the type of interaction (predation, competition, mutu…
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read the passage. the first ewspaper\ war the crimean war was fought in…
The Crimean War was the first war to be documented for civilians.
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publishing doctor zhivago boris pasternaks 1956 novel doctor zhivago te…
Boris Pasternak couldn't get his book Doctor Zhivago published in the Soviet Union, so he had the book smuggled out of the country.
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17. a population continues at a stable size for many years. suddenly, i…
The cause is more likely to be density - dependent.
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match the following body systems with the appropriate organ. integument…
Integumentary - Sweat glands Digestive - Pancreas Endocrine - Thyroid Circulatory - Capillaries Genitourinary - Bladder
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read the text. when non - native species are introduced into new areas,…
Cause - effect
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the contents of a cell in a spreadsheet are shown below. 4.565898e - 5 …
D. $4.565898\times10^{-5}$
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reading check summarize how do hox genes affect the development of embr…
Hox genes determine the body plan of an embryo along the anterior - posterior axis, controlling the development of body segments and the positioning of structures such as limbs, o…
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match each of the following body systems with one of its functions. sup…
Supplies the body with oxygen through breathing - Respiratory Carries electrical impulses throughout the body - Nervous Supports and protects most body cavities - Musculoskeletal …
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examples of density - independent limiting factors.
Natural disasters (e.g., floods, wild - fires), extreme weather events (e.g., severe storms, droughts)
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scientists are examining two different strains of a particular bacteria…
C. $1.403\times 10^{-7}$ mm
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directions: simple sentences contain only one independent clause. deter…
1. YES, Explanation: One independent clause. 2. NO, Explanation: Incomplete, lacks a verb. 3. YES, Explanation: Imperative with an understood subject. 4. YES, Explanation: One ind…
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radical revolution stage timeline: 1792 - 1794 → directions: using the …
1. It established a new government with a limited monarchy instead of an absolute monarchy. 2. They attempted to escape Paris in disguises in June 1791. They were opposed to the r…
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dna stores genetic information in cells. to which group of biomolecules…
nucleic acids
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lactose is a major component of breast milk. it provides infants with t…
carbohydrates
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collagen is a molecule made of many chains of amino acids twisted into …
proteins
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read the text. when you look at bacteria cells under a microscope, you …
It depends on the picture. If the bacteria in the picture are spherical, the answer is cocci. If they are rod - shaped, the answer is bacilli. If they are spiral - shaped, the ans…
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hemoglobin is a molecule that transports oxygen from the lungs to cells…
proteins
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animals store excess glucose as glycogen. to which group of biomolecule…
carbohydrates
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insulin is a hormone that regulates blood sugar. when insulin binds to …
proteins
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triglycerides are stored in fat tissue until they are needed for energy…
lipids
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plants store excess glucose as starch. to which group of biomolecules d…
carbohydrates
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question 23 0 / 1 pts how do ocean currents affect global climate? they…
They transport heat between regions
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read the text. within each human cell are membrane - bound parts called…
Golgi apparatus
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trna, or transfer rna, delivers the amino acids needed to decode geneti…
C. nucleic acids
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14. what term describes a limiting factor that affects all populations …
14. Density - independent limiting factors affect populations regardless of their size. 15. The population size usually decreases.
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phospholipids are a building block of cell membranes. to which group of…
lipids
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all nucleic acids are made of the same five elements. what are these fi…
A. carbon, C. oxygen, D. nitrogen, E. hydrogen, F. phosphorus
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which four elements are found in every protein? some proteins contain a…
carbon, hydrogen, oxygen, nitrogen
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which four elements are found in every protein? some proteins contain a…
carbon, hydrogen, oxygen, nitrogen
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read the text. a conditioned response occurs when an animal learns to a…
operant conditioning
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the model shows the chemical structure of a molecule. this molecule is …
D. nucleic acid
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the model shows the chemical structure of a molecule. this molecule is …
lipid
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invertebrates make up the majority of earths living things, but there a…
echinoderm
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the model shows the chemical structure of a molecule. ho - c - c - c - …
C. lipid
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two petri dishes were on the desktop in dr. mcfarlans lab. dish a had c…
D. $4.748\times 10^{-13}$ cm
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the model shows the chemical structure of a molecule. this molecule is …
nucleic acid
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you may think of the human skeleton as one big collection of bones (206…
appendicular skeleton
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the model shows the chemical structure of a molecule. h h o h—n—c—c—oh …
B. protein
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humans, like members of many other mammalian species, are monogastric, …
ruminant
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which molecule is the building block of a nucleic acid? disaccharide fa…
nucleotide
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which molecule is the building block of a carbohydrate? fatty acid nucl…
monosaccharide
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when an animal dies, it still has valuable nutrients stored in its body…
detritivore
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which molecule is the building block of a triglyceride and other lipids…
fatty acid
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which molecule is the building block of a protein? fatty acid glycerol …
amino acid
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bindu was making notecards to study for her brain anatomy class. on one…
B. thalamus
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which molecule is the building block of a carbohydrate? monosaccharide …
monosaccharide
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fill in the blanks to explain herrs goal. hugh herrs life improved beca…
do all the activities they enjoy
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which molecule is the building block of a triglyceride and other lipids…
fatty acid
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flowering plants are commonly divided into two groups: monocots and dic…
monocot
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while looking at some reports, a store manager notes that lawn ornament…
3%
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most animals need to maintain a body temperature within a narrow range.…
endotherms
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b) briefly explain how one specific historical event or development fro…
The American Revolution (1775 - 1783) could be used as it was a fight for independence based on principles of liberty and self - rule, which may support Adams' interpretation.
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what did climbing with his prosthetics help herr realize? rock climbing…
D. People with artificial limbs can be excellent athletes.
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lipids are a diverse group of biological macromolecules that include tr…
The structure of a lipid impacts its properties: True Lipids are mostly hydrophobic: True A gram of protein supplies more energy than a gram of fat: False
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stagnant means : suggesting the operation of supernatural influences av…
C. not circulating or flowing
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determine whether each statement describes a property of phospholipids,…
| | phospholipids | triglycerides | |--|--|--| | contain nonpolar fatty acids | √ | √ | | are energy - storage molecules | | √ | | contain a polar phosphate group | √ | | | build …
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read the text. the males of the cervidae (deer) family, such as elk, mo…
It uses compare - contrast organizational structure to differentiate between antlers and horns in terms of structure, growth, and gender - presence.
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in fact, while testing out the new designs, he was climbing better and …
Mark climbing better and faster in his prosthetics than with his biological legs while testing new designs.
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which model best represents the lipid bilayer of a cell membrane?
The option where the blue - colored hydrophilic heads are facing the extracellular (outside the cell) and intracellular (inside the cell) environments and the wavy - line hydropho…
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match each sentence part to the question it answers. which part contain…
1. Herr was climbing better and faster in his prosthetics 2. while testing out the new designs 3. than he ever had with his biological legs
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if phospholipids are dropped in water, they can form a ball - shaped st…
The phospholipid tails face away from the water because they are hydrophobic. The phospholipid heads face toward the water because they are hydrophilic.
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review describe how new genes are created through duplication and rearr…
Gene duplication creates extra gene copies which can accumulate mutations. Rearrangement moves gene segments. These processes can give rise to new genes with new functions.
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post - video question: which of the following is true in regards to ost…
the bone is prone to fracture
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5. which type of critical thinking involves asking “what does it all me…
5. d. reflective thinking 6. b. A scientist's company was offering monetary bonuses to those that could show the company's product was a success. 7. a. manipulation
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reread the sentences from the passage. this leg was specifically design…
designing prosthetic limbs
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current attempt in progress the myelin sheath is a part of the neuron t…
axon
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reread the sentences from the passage. this leg was specifically design…
Developing prosthetics that help people excel in sports.
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complete the sentence. a phospholipid is amphipathic because its phosph…
A phospholipid is amphipathic because its phosphate head is hydrophilic and water - soluble while its fatty acid tails are hydrophobic and water - insoluble.
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august 26, 1789: the declaration of the rights of man and the citizen t…
7. Natural born rights include being free and equal at birth. Law of expression refers to free communication of ideas. 8. Ideas of philosophers like Jean - Jacques Rousseau and Jo…
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current attempt in progress inside the axon there is an exchange of a(n…
D. electrical; chemical
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select the true statements. fatty acids in a phospholipid are called ta…
- Fatty acids in a phospholipid are called tails. - Phospholipids are used to build cell membranes. - Unlike triglycerides, phospholipids have nitrogen and phosphorus atoms.
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triglycerides are the bodys most efficient method for storing energy. i…
- Fats provide energy for the body during rest. - One gram of carbohydrate provides less than half the amount of energy in one gram of fat. - Fat - soluble vitamins are dissolved …
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why might the rock climbers prosthetic leg work \even better\ than a bi…
C. The spikes in the foot of his prosthetic leg help to keep him from slipping.
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stearin, a triglyceride select the true statements. triglycerides trave…
Triglycerides travel across cell membranes. Triglycerides are stored until they are needed for energy. In cells, fatty acid and glycerol molecules are combined to make triglycerid…
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his prosthetic leg, made with metal and other manufactured materials, d…
1. The climber's prosthetic leg is made with metal and other manufactured materials. 2. The prosthetic leg doesn't look like a biological limb. 3. The prosthetic leg works as well…
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during osteoporosis, what occurs to the trabeculae in cancellous bone? …
they become fewer and farther apart
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what does the word element -blast mean? bone marrow opening immature ce…
immature cell
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the branches of a tree with its leaves collect water and sunlight, and …
C. dendrites
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tumult * ○ a receptacle of hard material, having a bowl - shaped cavity…
# Breve explicación: El término "tumult" en inglés se refiere a una disturbio violenta y ruidosa, como una algarabía o un motín de una multitud. # Respuesta: a violent and noisy d…
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select the true statements. fats store energy in the body. triglyceride…
1. Fats store energy in the body 2. Triglycerides have carbon atoms arranged in long chains
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unearthly * o a receptacle of hard material, having a bowl - shaped cav…
# Breve explicación: La palabra "unearthly" significa sobrenatural o espectral. # Respuesta: supernatural; ghostly
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1. a 63.0 - kg sprinter starts a race with an acceleration of 4.20 m/s²…
$265\ N$
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pre - video question: which of the following is the correct word part b…
osteo (bone) + poro (opening) + sis (condition)
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tremulous * o a receptacle of hard material, having a bowl - shaped cav…
# Breve explicación: La palabra "tremulous" en inglés significa vibratorio, tembloroso o temblante. # Respuesta: C. vibratory, shaking, or quivering
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sediment * ○ a receptacle of hard material, having a bowl - shaped cavi…
# Breve explicación: El término "sediment" se refiere a materia mineral u orgánica depositada por el aire, el agua o el hielo. # Respuesta: mineral or organic matter deposited by …
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question 4 0.5 points on your cells discussion, you saw plant cells use…
B. Water will move out of the xylem into the sieve tube.
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mortar * ○ a receptacle of hard material, having a bowl - shaped cavity…
# Breve explicación: Un molino (mortar en inglés) es un recipiente de material duro con una cavidad en forma de tazón, usado comúnmente para triturar o moler sustancias. # Respues…
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4 multiple choice 1 point talcott parsons advocated a new approach to s…
the grand theory
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question 3 if a cell is placed in a solution that is hypertonic relativ…
A. Water will move out of the cell
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to be nonpolar. nonpolar substances do not mix with water, so lipids te…
nonpolar... insoluble
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question 2 osmosis requires which of the following? a aquaporins, water…
A. aquaporins, water, and a solute gradient
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add or remove commas, if necessary, until the sentence has correct punc…
Princess Anna, I've been told, is an excellent hockey player.
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question 9 multiple choice worth 2 points which of the following is a p…
A. Decomposition
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macromolecules, or large carbon - based molecules, found in the foods w…
A. Eggs, cheese, and olive oil are dietary sources of lipids. D. Phospholipids are a type of lipid.
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question 1 if diffusion of na+ takes place using facilitated diffusion,…
D. Na+ must be at higher concentrations outside the cell.
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question 7(multiple choice worth 2 points) in which of the following sp…
- Question 7: B. Biosphere - Question 8: C. Photosynthesis - Question 9: A. Decomposition
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bacterial nitrogen fixation nitrogen fixation is the process by which m…
2. (a) Nitrogen - fixing bacteria in legume roots, lightning. (b) Denitrification. 3. The atmosphere. 4. Nitrates ($NO_3^-$). 5. Proteins. 6. By consuming plants or other animals.…
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tripod * 1 point o a receptacle of hard material, having a bowl - shape…
# Breve Explicación: La palabra "tripod" se refiere a un soporte con tres patas. Las otras opciones describen conceptos diferentes. # Respuesta: a three - legged stand or support