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ss7ja [257]
3 years ago
9

Which invertebrate is NOT bilaterally symmetrical ?

Biology
1 answer:
Akimi4 [234]3 years ago
3 0

Answer:

D.

Explanation:

Cnidaria (jellyfish, corals)-radial symmetry, true tissues, incomplete digestive system

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Which of these factors causes population growth to slow down?
Crank

Answer:

Competition of resources

Explanation:

Limiting factors are resources or other factors in the environment that can lower the population growth rate. ... Competition for resources like food and space cause the growth rate to stop increasing, so the population levels off. This flat upper line on a growth curve is the carrying capacity.

6 0
3 years ago
Design an experiment from the following hypothesis....
iogann1982 [59]
Get twenty people, from various genders and ages, to be your testees. Create a random test that has both analytical and logical problems, and get the 'testees' (I have no idea if this is a word or not) to do the test before and after spending time outdoors.

An independent variable is how much time they spend outside, and the dependent is how well they function afterwards. (I think).

The constant is what stays the same, so most likely the tests in this case (if taking my example)

I don't really know what you mean by control, though...

This is what I would've done if it was my homework assignment, I'd suggest looking over my answers to see if they're accurate or not. Hope I helped, and good luck.
6 0
3 years ago
Decide which two organisms to compare in your paper. Choose one organism that lives in the
ipn [44]

Answer:

Temperatures in a desert climate range from 86 to 104 degrees Fahrenheit, while summers are wet and winters are dry. When the rains fall, herds of prey animals abound as they feed on the lush grasslands and water at the many waterholes and rivers. The average rainfall in the desert is 10 inches per year. Sahara desert vegetation includes African Welwitchsia, date palm, thyme, magaria, olive trees, orange trees, and fig trees. Apart from these, more than half of the Sahara desert is extremely barren with no vegetation found. However, there are still some areas in the Sahara desert that are lush, containing abundant trees and plants. The most common landscape features found in deserts are sand dunes, yardangs, desert pavements, debris, playas, oases, mesas, alluvial fans, arroyos and buttes. These landforms vary from desert to desert. In areas dominated by the tundra climate type, winters are long and cold, especially in the region north of the Artic Circle where, for at least one day in the year, the Sun does not rise. Winter precipitation generally consists of dry snow, with seasonal totals less than in the summer when cyclonic storms that develop along the boundary between the open ocean and sea ice yield rainfall. The average snowfall in the tundra is 10-40 inches per year. Tundra vegetation is composed of dwarf shrubs, sedges and grasses, mosses, and lichens. Scattered trees grow in some tundra regions. The ecotone between the tundra and the forest is known as the tree line or timberline. The arctic tundras located between the north pole and the coniferous forests or taigaregion. It is characterized by extremely cold temperatures and land that remains frozen year-round. Arctic tundra occurs in frigid mountaintop regions at very high elevations.

5 0
3 years ago
Jim's heart rate was monitored during periods of exercise and periods of rest. The graph shows the result of one 50-minute
DaniilM [7]

Answer:

The correct answer is "Jim’s heart rate decreased quickly after 30 minutes since he is in good shape".

Explanation:

I attached the missing graph and the missing options of this question are:

Jim’s heart rate was 60 beats per minute at the start of the test.

Jim’s maximum heart rate during the test was 140 beats per minute.

Jim’s heart rate increased steadily as he continued exercising.

Jim’s heart rate decreased quickly after 30 minutes since he is in good shape.

The correct answer is "Jim’s heart rate decreased quickly after 30 minutes since he is in good shape".

While the first two statements are correct, since they point out data from the graph, the only statement that makes an inference based on the information of the graph is the last one. An inference is a conclusion that was reached base on evidence. In this case, the inference is that Jim is in good shape, and the evidence that was used to reach this conclusion is that his heart rate decreased quickly after 30 minutes.

5 0
3 years ago
Read 2 more answers
Read the following scenario to answer the following question. An abundant and continual supply of ATP is necessary for all livin
Kobotan [32]

Answer: Carbon dioxide and also bring in more oxygen for supporting the aerobic metabolism

Explanation:

 The aerobic metabolism is one of the type of process in which the body basically helps in creating the energy in our body by the process of combustion of the fats and carbohydrates in the oxygen presence.

According to the given scenario, when we doing exercise the breath become more faster and at that specific time it is very important to expel the carbon dioxide and then inhale more oxygen for supporting the aerobic metabolism in the our body system.

 Therefore, The given answer is correct.      

3 0
3 years ago
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