Biology

The ai in the word details make up a vowel team. The ai team makes the same sound as the a in-A.hardB.areC.wantD.make
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during a lunar eclipse, what occurs?
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WILL GIVE BRAINLIEST!!LAST TRY!!!!SHARE YO SMARTNESS WITH THE DUMB (ME) LAST CHANCE!!Which of the following are visual models to represent the flow of energy between trophic levels in an ecosystem? (Choose all that apply)A) food webB) food pyramidC) energy pyramidD) food chain
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Which activity would help decrease the greatest carbon-releasing activity in US homes? limiting time in hot showers wearing layers of clothing turning off lights when leaving a room unplugging electronics when not in use
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What is the uterus?O A muscular organ where the fetus develops during pregnancyThe place where oocytes and estrogen are producedO A female structure crucial in blocking bacteria and spermThe passageway allowing the oocyte to travel to where it can implant
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What functions do vacuoles perform in plant cells? Select all that apply.
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PLEASE HELP! THIS IS AN EASY EXPERIMENT BUT I DONT HAVE A PARTNER. PLEASE HELP ILL GIVE YOU 50 POINT!!!! IT won't TAKE YOU MORE THAN 10 MINUTES TO DO THIS Instructions1. Find a partner to complete the experiment with you. Do not do this experiment if you or your partner has a heart condition or other medical problem.2. Take your heart rate by placing your middle or index finger on your wrist just below the thumb. Be sure to feel a distinct pulse before you proceed further.3. Count the number of beats in 15 seconds and multiply this number by four to get the number of beats in one minute. This is your resting heart rate.4. Record your resting heart rate in the table.5. You should run or jump in place for 1 minute. When completed, have your partner take your pulse and record it in the table.6. Keep track of the time and take your pulse at 1-minute intervals after you completed the initial exercise and record these results in the table.resting heart rate:heart rate directly after exercise:heart rate 1 minute after exercise:heart rate 2 minutes after exercise:heart rate 3 minutes after exercise:5. Have your partner complete steps two through six. Your partner should record their results below:resting heart rate:heart rate directly after exercise:heart rate 1 minute after exercise:heart rate 2 minutes after exercise:heart rate 3 minutes after exercise:Write a summary statement on what your results were and why? Include in your summary differences between you and your partner, your ages, your genders, your physical condition, or anything that you feel would have a bearing on your heart rate. Also, include in your summary the answer to this question: How do you think your results would change if you were 30 years older, and why?
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Several types of organisms are described in the following table. Which group is the group of prokaryotic organisms?Number ofcescewallGroupfoodSome12Unicaror3SomeSome4MulticellularGroup 1Group 2Group 3Group 4
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Which factors add to the greenhouse effect and are caused by human activities? Select two options. (This question requires Two answers)A.a decrease in the amount of dust in the atmosphereB.a decrease in the amount of water on Earths surfaceC.an increase in gases in the atmosphere that absorb heatD.an increase in surfaces that radiate energy into the atmosphereE.an increase in the amount of solar radiation that reflects into space
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How are earthworms and fish similar?
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Which best explains how coal deposits formed?A. Millions of years of pressure and heat turned decaying animalsand plants into coal.B. Natural gas solidified underground, creating coal.C. Heat from the sun transformed decaying animals into coal overmillions of years.D. Dead plants compacted underground for hundreds of ylaarseventually turned into coal.
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ASAP!! HELP PLEASE!! I WILL MARK YOU BRAINLIEST!!! What do plants and phytoplankton have in common? alive on land bare consumers cuse photosynthesis duse chemosynthesis
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Male birds of two different species living on the same island have developed different mating behaviors, asshown in the table below.SpeciesAMating Behavior of Male Birdsrapid chirps while spreading their tail feathersmovement in circles while spreading their tail feathersBWhich statement is best supported by information in the table?(1) It is likely that male birds in species A will mate with female birds in species B.(2) It is likely that birds from species A will only mate with birds from species A.(3) Male birds from one species will change their mating behavior if the only female birds available are fromthe other species.(4) Mating behaviors are important only when these two species live together in the same area.
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True or False: All living organisms have cell membranes.
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For which reasons would a male peacock spread his tail feathers?
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Which form of energy is directly related to the measure of the average kinetic energy of the particles in a substance?othermal energyO potential energyO mechanical energyO electromagnetic energy
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infections may be caused byA. mutationsB. microorganismsC. toxic substancesD. climate changes
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What are the 4 earth systems
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What significant negative effect on the environment cause by obtaining water from a well?
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Decomposers serve a key role in the nitrogen cycle, primarily because they
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contrast homozygous and heterozygous genotypes? Dont copy from the internet please
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Oxygen released during photosynthesis comes fromA. ATPB.H2OC.CO2D.C6H12O6
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How the musculoskeletal and nervous system develop as a human grows
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What occurs during a solar eclipse? Select two options.
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