A+ answers | Biology homework help


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1.        Free ears in dogs are controlled by dominant allele (F), and established ears are controlled by the recessive allele (f). In observation, Concise dogs is due to a dominant allele(S), and hanker hair is due to a recessive allele (s). Which of the aftercited is the genotype of the dogs after a time detached ears and concise hair?
a.        ffss
b.        FfSs
c.        ffSs
d.        Ffss
 
2.        A race case obtain?}n from a resigned who has an taint can be expected to likeness which of the aftercited?
 
a          Elevated pure race cell count
b         Elevated red race cell count
c          Reduce red race cell count
d         Reduce Pure race cell count
 
3.        Which of the aftercited organs abstract nitrogenous delayer from the collectiveness?
 
a.        Liver
b.        Large Intestine
c.        Kidneys
d.        Gall Bladder
 
4.        An idiosyncratic cell is efficient to establish copies of its genetic notice but is unefficient to fruit encoded proteins. This specifys a practicable gist in the_________________________.
 
a.        Centrosome
b.        Golgi apparatus
c.        Acrosome
d.        Ribosome
 
5.        Which of the aftercited digestive rule structures releases amylase?
 
a.        Goblet cells
b.        Gallbladder
c.         Salivary glands
d.        Duodenum
 
6.        Which of the aftercited parts does the myelin sheath consummate for a firmness cell?
 
a.        Nutrition
b.        Sensory perception
c.        Insulation
d.        Regeneration
 
7.        Which of the aftercited organs is under obligation for secretion of the hormone insulin?
 
a.        Pancreas
b.        Thyroid gland
c.         liver
d.         Adrenal Gland
 
8.        An extension in which of the aftercited would manage to a lower in the totality of oxygen in the race?
 
a.        Inhalation scold
b.        Red race cell count
c.        Exercise scold
d.        Alveoli manner area
 
9.        Which of the aftercited collectiveness rule rupture down proteins into amino acids?
 
a.        Digestive
b.        Endocrine
c.        Circulatory
d.        Excretory
 
 
10.     Which of the aftercited layers of bark contains the sebaceous glands?
 
a.        Hypodermis
b.        Dermis
c.        Stratum corneum
d.        Epidermis
 
11.     In the conception
 
12.     Osteoporosis conposteriority from which of the afterciteds?
 
a.        A disengage of osteoblast enthusiasm time osteoclast enthusiasm continues at expected levels
b.        A disengage of osteoclast enthusiasm time osteoblast enthusiasm continues at expected levels
c.        An extension in osteocyte enthusiasm time osteoblast enthusiasm continues at expected levels
d.        An extension in osteocyte enthusiasm time osteoclast enthusiasm continues at expected levels
 
13.     Which of the aftercited befalls in the cardiac cycle if the influence triggered at the sinoatrial node never obstruct?
a.        Diastole earn conciseen in duration
b.        The ventricles earn not decrease
c.        There earn be an failure of systole
d.        The atria earn not decrease.
 
14.     Which of the aftercited structures is root in all cells?
a.        Cell wall
b.        Mitochondria
c.        Nucleus
d.        Plasma membrane
 
15.     Which of the aftercited types of cell stimulates other immune cells to invasion and consume?
a.        Helper T-cells
b.        Plasma cells
c.        Cytotoxic T-cell
d.        Natural butcherer cells
 
16.     The order known as gastrulation consequences in the construction of which of the aftercited
a.        Germinal layers
b.        Neural crest
c.        Coelomic cavities
d.        Circulatory rules
 
17.     Which of the afterciteds molecules must experience answer anteriorly cell analysis can befall?
a.        ATP
b.        ADP
c.        DNA
d.        RNA
 
18.     Which of the aftercited structures carriers race detached from the feeling?
a.        Ventricles
b.        Arteries
c.        Capillaries
d.        Veins
 
19.     Which of the aftercited explains coherence?
a.        Dew drops from on a leaf
b.        A steep puddle dries up.
c.        Water transexecute to fume
d.        Ice execute on a pond
 
20.     Of pathogens by phagocytes are nonspecific cell
a.        Antibody- mediated immunity
b.        The interior bearing of adaptive immune rule
c.        The interior bearing of the adventitious immune rule
d.        Passive immunity
 
21.     Which of the aftercited item is used to specify whole?
a.        Cm3
b.        Um
c.        Mg
d.        mL
 
22.     Which of the aftercited explain a chemical reaction of steep?
a.        Water boils to fruit fume at 100 C (212 F)
b.        Water fruits gas after a time sodium metal
c.        Water and oil disjoined when converged
d.        Water dissolves sugar
 
23.     In the illustration, students put brine shrimp in steep after a time incongruous eagerness of salt and counted the sum.
Which of the aftercited changes to the illustration earn extension faith in the vehemence of the consequence?
 
a.        Count the sum of heavy brine shrimp instead of aid brine shrimp
b.        Add over brine shrimp to the steep after a time the pre-eminent salt eagerness
c.        Repeat the illustration contrariant times, and apfragment the middle sum of brine shrimp
d.        Reduce the elongation of the illustration from 24 hours to 8 hours.
 
24.     Where is the notice stored in DNA?
a.        Deoxyribose sugars
b.        Phosphodiester bonds
c.        Phosphate methodatizes
d.        Nitrogenous bases
 
25.     In the domestic by which of the aftercited?
 
a.        Pancreatic secretions
b.        Brush- hem enzymes
c.        Gastric juice
d.         Mucus production
 
 
26.     In which of the aftercited locations does the harvest of race flatter obtain?} attribute?
a.        Bone Marrow
b.        Spongy bone
c.        Endosteum
d.        Periosteum
 
27.     The ingredient of an scrap that possesses relatively weak whole, thus substance negligible in sagacious the scrap
 
a.        Proton
b.        Neuron
c.        Electron
d.        Quart.
 
28.     S and O are in the corresponding occasional methodatize and divide chemical properties, but H2S is a gas at admission latitude, aftercited is the main infer for this?
 
a.        H2S has stronger ionic bonds than H2O
b.        H2S has stronger intramolecular bonds than H2O
c.        H2O has stronger ionic bonds than H2S
d.        H2O has stronger intramolecular bonds than H2S
 
29.     Which of the aftercited infers explains why it is material for new or-laws findings to be published?
a.        Scientists earn get paid if their findings are published
b.        Other scientists can availableate or contradict the findings
c.        Publishing findings earn aid scientists grace over biased
d.        This checkmate other scientists from consummateing congruous ordeal.
 
30.     Which of the aftercited organ rule leak fluids?
a.        Gallbladder
b.        Kidney
c.        Spleen
d.        stomach
31.     the modify of nutrients betwixt tissues and race chief befalls in which of the aftercited locations?
a.        Capillaries
b.        Veins
c.        Arterioles
d.        Aorta
 
32.     The order by which gametes converge to execute a zygote is flattered which of the aftercited?
a.        Parthenogenesis
b.        Mitosis
c.        Meiosis
d.        Fertilization
 
33.     Which of the aftercited cellular orderes fruits gametes?
a.        Mitosis
b.        Glycogenesis
c.        Apoptosis
d.        Meiosis
 
34.     C3H8  + ________ O2   ======= 3CO  + 4H2O  . Which of the aftercited balances the reaction overhead?
a.        1
b.        7
c.        5
d.        3
 
35.     which of the aftercited race vessels is the authorized by the message “K” in the conception?
a.        Pulmonary vein
b.        Aorta
c.        Pulmonary artery
d.        Inferior vena cava
 
36.     Which fragment of the autonomic expressive rule is under obligation for an extensiond feeling scold?
a.        Sympathetic
b.        Central
c.        Parasympathetic
d.        Enteric
 
37.     Permanent hurt to which of the aftercited types of tissues in the spinal outline earn reason paralysis?
a.        Muscle tissue
b.        Nervous Tissues
c.        Bone tissue
d.        Connective tissue
 
38.     Which of the aftercited diseases is reasond by immune rule invasioning the collectiveness’s expressive rule?
a.        Pneumonia
b.        Muscular dystrophy
c.        Tuberculosis
d.        Multiple sclerosis
 
39.     Which of the aftercited is the mismisappropriate preface to value the totality of extension obtain?}n up?
a.        Mili
b.        Deca
c.        Kilo
d.        Micro
 
40.     In observation to oxygen and carbon dioxide, the circulatory rule is the chief endowment rule for
a.        cerebrospinal fluid
b.        exocrine secretions
c.        biliary fluids
d.        endocrine hormones
 
41.     a biology methodatize wants to consummate an illustration to question the pi of incongruous colors of unthoughtful of bald, yellow, red and obvious cellophane and settle three seeds in each one. What bisect do the three seeds illustration?
a.        Confounding variables
b.        Independent variables
c.        Control variables
d.        Dependent variables
42.     Iodine straightway aids which of the aftercited glands to part unexceptionably?
a.        Pancreas
b.        Thyroid
c.        Adrenal
d.        Pituitary
 
43.     Genes are made of which of the afterciteds types of posterioritys that statute for one or over proteins?
a.        Nucleotide
b.        tRNA
c.        Protein
d.        Chromosome
 
44.     Which of the aftercited is a speciality of a amiable conjecture?
 
a.        Original subject not naturalized observation
b.        Raises advance questions
c.        Should be ordealable
d.        Contains over than two variables.
 
45.     Which of the aftercited
a.        Relaxation of the diaphragm
b.        Relaxation of the exterior intercostal
c.        Contraction of the diaphragm
d.        Contraction of exterior intercostal
 
46.     Which of the aftercited gland organize the part of other glands in the endocrine rule?
a.        Thyroid gland
b.        Pineal gland
c.        Parathyroid gland
d.        Pituitary gland
 
47.     Which of the aftercited reactions befalls during thermoregulation to extension collectiveness latitude?
a.        The collectiveness relaxes the muscle
b.        The collectiveness fruits sweat
c.        The collectiveness arise shivering
d.        The collectiveness sends race to the bark
 
48.     Which of the afterciteds stipulations describes the non-location of metabolic delayer from the collectiveness?
a.        Catabolism
b.        Anabolism
c.        Secretion
d.         Excretion
 
49.     A deactivated heavyly filter of bacteria was leading treated after a time protease enzyme. It was bacteria became deathly
Which of the aftercited statements is a available disposal from the illustration overhead?
 
a.        Killed bacteria ingredients can establish subsist bacteria heavyly
b.        Dead bacteria are over heavyly than subsist bacteria
c.        Protein are imperilled to bacteria and butcher them
d.        Protease enzyme reasons subsist bacteria to grace heavyly
 
50.     A DNA seashore has the posteriority 5’ A-C-A-G-T-A-A-A- 3’. Which of the afterciteds if the authentic posteriority?
a.        3’ T-G-T-C-G-G-C-A-T-T-T 5’
b.        3’ A-C-A-G-C-C-G-T-A-A-A 5’
c.        3’ U-G-U-C-G-G-C-A-U-U-U 5’
d.        3’ A-A-A-T-G-C-C-G-A-C-A 5’
 
51.     Gains and losses of which of the aftercited generally make an electrolyte imbalance?
a.        Sodium
b.        Phosphate
c.        Riboflavin
d.        Sulfur