Ployandry versus polygyny versus parasites

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Traditional Versus Alternative Writing Assessment

The present study intended to evaluate EFL students' performance on a traditional method of writing assessment in comparison to an alternative assessment technique by taking into account the effects of teacher and peer feedback. Moreover, the attitudes of the participants regarding assessment procedures and activities were focused in this study. To this end, thirty male and female language lear...

متن کامل

Mononostril versus binostril versus one and a half Nostril Endoscopic Trans sphenoidal approach for pituitary adenoma

Background and Aim: Over the past 2 decades, endoscopy has become an integral part of the surgical repertoire for pituitary procedures and over the past several decades, the endoscopic endonasal trans sphenoidal approach (EETA) has gradually become an accepted option for pituitary tumors with intra-,supra-,and para-sellar location and extension, because of its minimal invasiveness and high effi...

متن کامل

Traditional Versus Alternative Writing Assessment

The present study intended to evaluate EFL students' performance on a traditional method of writing assessment in comparison to an alternative assessment technique by taking into account the effects of teacher and peer feedback. Moreover, the attitudes of the participants regarding assessment procedures and activities were focused in this study. To this end, thirty male and female language lear...

متن کامل

static versus dynamic assessment of l2 learners’ reading ability

dynamic assessment according to vygotskys sociocultural theory, states that instruction and assessment are interrelated. using static forms of assessment with second and foreign language students could do more harm than good. many teachers neglect to take account of the complexity involved in learning a second or foreign language and often wonder why learning of a language take so long. thi...

Multiple Queens versus Multiple Mates: A Test of the Polygyny/Polyandry Tradeoff Hypothesis in the Ant Veromessor pergandei

According to evolutionary theory, cooperation should evolve most easily in closely related groups. In colonies of ants, bees, and wasps, within-colony relatedness is maximized when all offspring are descended from a single queen mated with a single male. However, in many species colonies are not composed of strictly nuclear families, suggesting there may also be benefits to greater genetic dive...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: Philosophical Transactions of the Royal Society of London. Series B: Biological Sciences

سال: 1999

ISSN: 0962-8436,1471-2970

DOI: 10.1098/rstb.1999.0401