How does parental care influence offspring survival and reproductive success?

Mar 14, 2019 ... Sexual selection often causes strong negative effects on the population growth rates of species that occur at high density. Premise of research. If sexual reproduction is necessary for maintaining genotypic diversity, then plant populations lacking sex might be expected to ... This 8-lesson unit is for children to come to understand the changes that take place as they mature, learn how to care for their bodies, and discuss God's ... Jun 17, 2022 ... This study describes a novel form of self-fertility that evolved in a species closely related to the Cryptococcus species causing serious human lung and brain ... Jun 4, 2008 ... The Biodiversity Heritage Library works collaboratively to make biodiversity literature openly available to the world as part of a global ... Sexual Reproduction. Corals reproduce sexually by either internal or external fertilization. The reproductive cells are borne on mesenteries (membranes) that ... In Lepidium virginicum L., exposure of pollen to 0.6 ppm sulfur dioxide (SO/sub 2/) for 4 h reduced pollen germination in vitro 94% from the control, ... During sexual reproduction, two haploid gametes combine into one diploid cell known as a zygote in a process called fertilization. The nuclei from the gametes ... Oct 28, 2009 ... The Red Queen Hypothesis proposes that virulent parasites adapt to infect genetically common hosts, preventing asexuals from becoming too ... Apr 7, 2017 ... Our results demonstrate that P. citricarpa is heterothallic and requires isolates of different MAT idiomorphs to be in direct physical contact.