subject

Biology, 15.12.2019 22:31 kargarzadehsm

Which of the following animals has a single-loop closed circulatory system:

a. fish
b. frog
c. human
d. crocodile

ansver

Answers: 2

Show answers

Another question on Biology

question

Biology, 21.06.2019 13:40

Dominant over the mutant vermilion (bright red) allele. a homozygous wild-type female fly is mated with a vermilion male fly. predict the eye colors of f1 and f2 generations. (assume that the f1 flies are allowed to interbreed to produce the f2 generation.)

Answers: 1

question

Biology, 21.06.2019 22:00

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Answers: 2

question

Biology, 22.06.2019 00:30

According to the cladogram, which organisms have roundworms as a common ancestor?

Answers: 1

question

Biology, 22.06.2019 07:00

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?

Answers: 3

You know the right answer?

Which of the following animals has a single-loop closed circulatory system:

a. fish

Questions

question

Mathematics, 24.01.2020 23:31

Which of the following can result in a population looking more similar overtime and could be described as selection against both extremes of a trait?...

question

Chemistry, 24.01.2020 23:31

What type of base is defined as a substance that forms hydroxide ions (oh-) in water? a. brønsted-lowry baseb. arrhenius base

question

Computers and Technology, 24.01.2020 23:31

When would you use the outlook tool? a. to find an old email b. to research about a task c. to change the delive...

question

Mathematics, 24.01.2020 23:31

If the cube shown is 8 centimeters on all sides, what is the length of the diagonal, x, of the cube? (rounded to the nearest tenth)...

question

Biology, 24.01.2020 23:31

Explain its normal role and why scientists would regard it as the guardian of the genome...

question

Business, 24.01.2020 23:31

Respond to the following in a minimum of 175 words: how has the development of the internet affected the way companies forecast in support of their s...

question

Business, 24.01.2020 23:31

Even if an objective is impossible to attain, it still meets the criteria of a good objective because it can motivate worker. (a) true

question

Engineering, 24.01.2020 23:31

Suppose that the voltage is reduced by 10 percent (to 90 vv). by what percentage is the power reduced? assume that the resistance remains constant....

question

Mathematics, 24.01.2020 23:31

Suppose z has a standard normal distribution with a mean of 0 and standard deviation of 1. the probability that z is less than 1.15 is:...

question

Business, 24.01.2020 23:31

Southeast jewelers inc. sells only on credit. its days sales outstanding is 73 days, and its average accounts receivable balance is $500,000. what are...

question

Biology, 24.01.2020 23:31

Scientists were monitoring the biochemical properties of a proton transporter by comparing the ph inside & outside the cell in the presence or ab...

question

Computers and Technology, 24.01.2020 23:31

Suppose two hosts, a and b, are separated by 20,000 kilometers and are connected by a direct link of r = 2 mbps. suppose the propagation speed over th...

question

Mathematics, 24.01.2020 23:31

Suppose that a person invests in 6 stocks, each with a 40% chance of havingno return, a 30% chance of having a positive return, and a 30% chance of ha...

question

Business, 24.01.2020 23:31

Ten toes produces sports socks. the company has fixed expenses of $ 90 comma 000 and variable expenses of $ 0.90 per package. each package sells for $...

question

Chemistry, 24.01.2020 23:31

Predict the major product obtained upon radical bromination of t-butylcyclohexane. 3-bromo-1-tert-butylcyclohexane 4-bromo-1-tert-...

question

Physics, 24.01.2020 23:31

Suppose that all the mass in your body were suddenly converted into energy according to the formula e=mc2. how much energy would be released? (assume...

question

Mathematics, 24.01.2020 23:31

Suppose that we have 9 independent observations from a normal distribution with standard deviation 10. we wish to test h_0 : mu = 150 vs...

question

Computers and Technology, 24.01.2020 23:31

Jonathan simpson owns a construction company. one day a subcontractor calls him saying that he needs a replacement check for the job he completed at 1...

question

Business, 24.01.2020 23:31

Suppose that government purchases rise by $100 billion and together consumption and investment decline by a total of $80 billion. this is an ex...

question

Biology, 24.01.2020 23:31

Suppose an organism (2n) has a haploid number of n=6. how many chromatids would be present at prophase of mitosis?...

More questions: Biology Another questions

Questions on the website: 13722361