Which of the following is the appropriate threshold value for mammalian neurons? o -80 Mv o -55 mV o 0 mV o +35 mV
In a certain plant, red flowers are dominant over white flowers. A plant heterozygous for red flowers and a plant with white flowers are crossed. Which of the following is the expected proportion of phenotypes in the next generation? o 2 red, 2 white o 4 red, 0 white o 3 red, 1 white o 1 red, 3 white
Which of the following structures is present in both prokarayotic cells? o Endoplasmic reticulum o Cell membrane o Chloroplast o Golgi apparatus
Which of the following can lead to a tsunami? o Sunspot activity o Lightning strikes 1 / 2 o Flooding o Earthquakes Reach out to simon@courseworkpros.com for any study resources or help with essays and assignments. Thank you.
Which of the following are used to determine a person’s DNA sequence? o Genes o Blood type o Hormones o Enzymes
Which of the following organic molecules contain both an amine and carboxyl group? o Lipids o Chitin o Cellulose o Proteins
Osteoporosis results from which of the following o A decline in osteoclast activity while osteoblast activity continues at expected levels o An increase in osteocyte activity while osteoblast activity continues at expected levels o A decline in osteoblast activity while osteoblast activity continues at expected levels o An increase in osteocyte while activity continues at expected levels.
Which of the following is released by one type of immune cell to directly activate type of immune cell? o Lysozymes o Perforin o Cytokines
