a.) capillaries
Answers: 2
Biology, 21.06.2019 21:00
Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria
Answers: 1
Biology, 22.06.2019 09:30
Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.
Answers: 1
Biology, 22.06.2019 09:50
The frequency of alleles in a population that is in hardy weinberg equilibrium? a . changes in each successive generation b. is less important than the frequency genotypes c. shows evidence of the process of natural selection d. remains the same over several generations
Answers: 2
Biology, 22.06.2019 10:00
Rarefaction is used for which of the following? a. creating a representative sample b. studying how disease impacts populations c. rediscovering species thought to be instinct d. determining which sea creatures live in an area
Answers: 1
Which structures bring oxygen from the trachea to the lungs?
a.) capillaries
a.) capillaries
Mathematics, 05.05.2020 16:36
Chemistry, 05.05.2020 16:36
Mathematics, 05.05.2020 16:36
Biology, 05.05.2020 16:36
Biology, 05.05.2020 16:36
Mathematics, 05.05.2020 16:36