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Biology
Middle School
I need an answer for this ASAP. its number 6 7 8. 52 points to first person
Biology
High School
Which evidence best supports the theory that thecontinents have moved over time?
Biology
College
Which pattern of evolution is seen in the relationship between algae and coral?coevolutionadaptive radiationreproductive isolationconvergent evolution
Biology
Middle School
Katrina has low levels of leukocytes in her body. Which is most likely her health concern?severe illness due to inability to fight against foreign invadersdangerous loss of blood due to inability to stop bleedingorgan damage due to lack of oxygenated blood in bodyheart attack due to partially blocked vena cava
Biology
Middle School
Please Help with theses 3 questions. Extra points and brainiest will be given!!!!l
Biology
College
When fewer visual pigment molecules are available to absorb light (for example, when a person has a color weakness), which of the following nervous system responses occurs? A.Fewer signals of the weakly perceived color are sent to the brain. B.A normal number of signals of the weakly perceived color is sent to the brain, but each signal is less intense. C.The signals for the weakly perceived color are sent to the brain via other, more plentiful, pigments. D.Light molecules stimulate the cells to make additional pigment.
Biology
College
Study the image. A house on a beach near the ocean. Point 1 is over the house, arrow is pointing up. Point 2 is over the ocean, with arrows pointing away from the land. Point 3 is over the ocean with the arrow pointing down. Point 4 is in the ocean with arrows pointing toward land. What do the arrows at point 3 indicate? Cool air is above water. Warm air is above land. Warm air is cooling quickly. Cool air is warming quickly.
Biology
High School
what are the features of common to all cell
Biology
College
Jennie is driving her car on vacation. It is a 195 km drive from Jennie's house to her vacation spot. She takes 5 hours to get there.What is Jennie's average speed?A.39 km/hrB.195 km/hrC.80 km/hrD.474 km/hr
Biology
Middle School
Describe one feature of Earth's atmosphere that allows life to thrive on its surface.
Biology
College
Blood plays an important role in thermoregulation. Which of the following statementsabout thermoregulation is NOT correctA. Thermoregulation involves a balance between the production of heat andthe loss of heat.B. The rate of heat loss is affected by the difference between temperatureof skin and external environment.C. Internal conditions remain the same regardless of the externalconditions.D. Heat loss from surface of the body is slower when the temperaturedifference is higher.E. Heat loss from the body deceases as more blood passes through theskin.
Biology
Middle School
Which allele needs both of itself to show the phenotype
Biology
High School
Your friend has a dog with fleas. She goes to the pet store and buys over-the-counter flea medicine. It does not work. So she goes to the veterinarian and explains that she just spent $80 on medicine that does not work. The vet casually says, Oh yeah, that medicine does not work anymore. Because you now understand natural selection, your friend asks you questions. Answer them with evidence.- What do the resistant fleas do that the sensitive fleas do not?
Biology
College
The term going over your head what actually happens in your brain
Biology
High School
What characteristic do insects, centipedes, and millipedes share? Check all that applythree pairs of legsone pair of wingsone pair of antennaetwo body sections
Biology
High School
Drag each label to the correct location. Each label can be used more than once.Identify the types of breezes and the areas of high and low pressure that cause them.
Biology
Middle School
PLEASE HELP NOW!!EXPLAIN Select the correct term to complete the statement aboutagricultural runoff.Agricultural runoff can affect the overall health of an ecosystem. In thecase of aquatic ecosystems, algae blooms, and the bacteria that breakdown the dead algae, can deplete the ______that fish andother organisms need to survive. Fish-eating birds and other animals areimpacted because they rely on the fish for food. A)oxygen B) nitrogen C) carbon
Biology
High School
List the 4 main components that make up the blood
Biology
Middle School
What is the purpose of the part of the male reproductive system that ishighlighted below?
Biology
Middle School
42.is a technology which bypasses all natural barriers that prevent differentorganisms from breeding. The technology removes DNA material from one organism andplants it in a different organism s DNA.(1 point)BiodiversityGenetic engineeringBioremediationHemodialysisNEED HELP ASAP PLEASE
Biology
Middle School
According to the universe expansion model, objects in the universe are continually moving away from each other. According to the figure above, what evidence would support the universe expansion model? A. Light moving away from the Earth would experience a red shift and the wavelengths would get longer.B. Light moving away from the Earth would experience a red shift and the wavelengths would get shorter.C. Light moving away from the Earth would experience a blue shift and the wavelengths would get longer.D. Light moving away from the Earth would experience a blue shift and the wavelengths would get shorter.
Biology
Middle School
Do buffalo compete for food with other herbivores? If so, for what food and when?
Biology
Middle School
Please answer this question correctly and fast.
Biology
Middle School
If the food source is affecting the buffalo population, what do you predict the graph of the food source would look like? Either draw a graph or write a prediction.
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