In the Kotukutuku plant, fuchsia excortiata, why do pollinated flowers remain attached to the plant for several days after pollination occurs and nectar is no longer produced?
What will be an ideal response?
so that the pollen tube can grow for a sufficient amount of time to reach the ovary
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True or false: When two populations have undergone allopatric speciation long enough to have a difference of one fixed allele between the two populations, they are sufficiently different to be considered two different species
A. true B. false
If the multiregional hypothesis of human origins is correct, modern human populations last shared a common ancestor around _____ years ago. If the out-of-Africa hypothesis is correct, we last shared a common ancestor around _____ years ago
A. 2 million; 200,000 B. 3.2 million; 2 million C. 5-7 million; 2 million D. 5-7 million; 200,000 E. 3.2 million; 200,000
A(n) __________ consists of hardened parts inside the body. Fill in the blank(s) with the appropriate word(s)
The hormone whose levels remain high when the body is suffering from inflammation and low glucose
levels is a. cortisol. b. somatotropin. c. thymosin. d. prolactin. e. parathyroid hormone