subject

Biology, 31.08.2019 03:30 kmsg2000

In the hemogenic endothelium model of hematopoiesis the source of the adult hematopoietic stem cells (hscs) are which of the following?
a. hemangioblasts in the yolk sac
b. hemogenic endothelial cells of the aorta
c. hemangioblasts of the blood cells
d. angioblasts in the mesoderm

ansver

Answers: 3

Show answers

Another question on Biology

question

Biology, 20.06.2019 18:04

Fossils found in strata reveal that a) innate drive to complexity of life b) unused body parts decrease in size c) older strata carry fossils that differ greatly from living organisms d) geologic changes occur quickly on earth

Answers: 1

question

Biology, 22.06.2019 02:00

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

Answers: 3

question

Biology, 22.06.2019 05:20

When plants use sunlight to make food, the energy of sunlight is

Answers: 1

question

Biology, 22.06.2019 09:00

Select all that apply genes are specific nucleotide sequences occur in numbers that are the same as the number of chromosomes are located in a specific place on a chromosome determine the traits of an organism are units of rna

Answers: 1

You know the right answer?

In the hemogenic endothelium model of hematopoiesis the source of the adult hematopoietic stem cells...

Questions

question

Chemistry, 20.01.2020 23:31

An animal dies in its underground burrow. which of the following will happen to its remains?

question

Mathematics, 20.01.2020 23:31

In a study to investigate the effect of color of paper (blue, green, orange) on response rates for questionnaires distributed by the "windshield metho...

question

Business, 20.01.2020 23:31

Pearl corporation owns machinery that cost $27,600 when purchased on july 1, 2017. depreciation has been recorded at a rate of $3,312 per year, result...

question

Business, 20.01.2020 23:31

Suppose it is observed that the equilibrium wage and employment level have both risen in a competitive labor market. one can infer that: ...

question

History, 20.01.2020 23:31

What did the supporters of radical reconstruction do to advance their vision for the postwar south?...

question

Business, 20.01.2020 23:31

Matias spent 8 hours studying for an exam, and he received an a on the exam. normally, he would have spent that time watching tv instead of studying....

question

Physics, 20.01.2020 23:31

The eeg is not used for diagnostic purposes for which of the following medical issues? a. epilepsyb. tumorsc. drug poisoningd. all of the above can us...

question

Business, 20.01.2020 23:31

The rate of return earned on a u. s. treasury bill is frequently used as a proxy for the: a. risk premium. b. deflated rate of return. c. risk-free ra...

question

Computers and Technology, 20.01.2020 23:31

Overloading means multiple methods in the same class: a. have the same name, but different return types b. have different names,...

question

Biology, 20.01.2020 23:31

Mendel did experiments in which he kept track of the inheritance of seed texture (wrinkled or smooth). first he created true-breeding lines: parents...

question

Biology, 20.01.2020 23:31

Match the bacterial shape with its description coccus rods coccobacillus vibrio spirillum spirochete...

question

Mathematics, 20.01.2020 23:31

The following is a scatter plot for profits versus sales (in tens of thousands of dollars) for a random sample of 11 large companies. the correlation...

question

Social Studies, 20.01.2020 23:31

Student who is at the maintenance level of a new skill should be on a schedule of reinforcement. a. continuous b. intermittent c. natural reinforceme...

question

Social Studies, 20.01.2020 23:31

Support, refute, or modify the following statement: radical republicans worked for positive change in the best interest of all citizens. write a comp...

question

Engineering, 20.01.2020 23:31

Alow-pass first-order instrument has a time constant of 20 ms. find the frequency, in hertz, of the input at which the output will be 93% of the dc ou...

question

Social Studies, 20.01.2020 23:31

June is a listing broker in colorado. when and how must she disclose to a potential buyer that she has a working relationship with the seller?...

question

Mathematics, 20.01.2020 23:31

Three treatments (t1, t2, t3) are to be studied in...

question

Biology, 20.01.2020 23:31

1. your unique genetic identity comes from three different events; crossing over, random alignment, and random fertilization. explain what each of th...

question

Business, 20.01.2020 23:31

Michelle just graduated from high school and is considering attending college. she estimates that college tuition and books will cost approximately $4...

question

Physics, 20.01.2020 23:31

Match these items. match the items in the left column to the items in the right column. 1. a chemical bond between atoms with similar electronegativit...

More questions: Biology Another questions

Questions on the website: 13722367