Dizygotic twins - Study guides, Class notes & Summaries

New individuals are created when ___________________________ a. Gametes combine b. Genes combine c. Meiosis occurs d. Mitosis occurs - ANSWER A. Gametes Combine When sperm and ovum unite at conception, the resulting cell is called a: a. Gamete b. Gene c. Zygote d. Blastocyst - ANSWER C. Zygote Monozygotic - compared to dizygotic - twins develop when: a. Two ova are released from the mother's ovaries b. Two sperm fertilize the same egg c. A zygote separates into two clusters o...

PERSONALITY PUZZLE 8TH EDITION FUNDER TEST BANK QUESTIONS AND ANSWERS What is the biggest reason why cloning one's personality will never be feasible? Personality is the result of complex interaction between one's genes and environment According to evolutionary psychology, which of the following does NOT account for individual differences? Certain levels of maladaptive traits such as neuroticism ensure that populations are not so excessively large that it threatens the survival of the g...

TEST BANK FOR DEVELOPMENT ACROSS THE LIFE SPAN 9TH EDITION BY FELDMAN COMPLETE ALL CHAPTERS () What are male reproductive cells called? a) sperm b) ovum c) gametes d) zygotes Answer: A Learning Objective: 2.1 Describe how genes and chromosomes provide our basic genetic endowment. Topic: Genes and Chromosomes: The Code of Life Skill Level: Remember the Facts Difficulty Level: Easy APA LO: 1.1 Describe key concepts, principles, and overarching themes in psychology. 2.2. What is a femal...

Jason and Justin are twins and are genetically identical. They are ________ twins. a. monozygotic b. zygote c. dizygotic d. gamete - correct answer a Advocates of the __________ perspective believe that much of behavior is motivated by inner forces, memories, and conflicts of which a person has little awareness or control a. psychosexual b. psychodynamic c. behavioral d. psychosocial - correct answer b Research with "possible" and "impossible" events has led to the conclusi...

Coordinates and manages various components within the cell correct answer: Nucleus - Everyone has 46 __________ that are divided into 23 pairs - Rod-shaped structures - Serve a particular function - transportation of genetic information - One Cell-->Genes = 25,000, 46 ______, 23 ______ pairs correct answer: Chromosomes - Basic functional and physical unit of heredity - Made up of DNA - Each chromosome contains many of these correct answer: Gene - cell division in which the nu...

WHAT ARE THE THREE FUNCTIONS OF THE PLACENTA? -to provide for the transfer and exchange of substances. -to act as a barrier to certain substances. -to function as a endocrine gland by producing hormones. WHEN DOES THE PLACENTA BEGIN TO DEVELOP? THE FETUS DOES NOT RECEIVE IMMUNITY TO WHAT? ese pathogens during her pregnancy, fetal infection may occur. Some pathogens can cause birth defects. WHAT HORMONES DO THE PLACENTA SECRETE TO HELP SUSTAIN A PREGNANCY? Progesterone, estrogen...

Emmanuel is the only male child in his family who suffers from colourblindness. What is the most likely reason for this? A) Emmanuel's father is colourblind but his mother is neither colourblind, nor a carrier of the gene. B) Emmanuel's mother is a carrier of this gene but his father is not colourblind. The rest of Emmanuel's siblings are females, so they do not exhibit the colourblind phenotype. C) Emmanuel's mother is colourblind but his father is not. This results in a 1 in 4 chanc...

MULTIPLE CHOICE 1. Heredity is defined as a. one’s nature, and is based upon biological transmission of traits and characteristics. b. the spiral shaped structures found in cells. c. traits that are determined by pairs of genes. d. the process of cell division. ANS: A REF: The Influence of Heredity OBJ: 1 DIF: Factual 2. The field within the science of biology that studies heredity is called a. etiology. b. genetics. ...

What is the first trimester? Conception to 13 weeks gestation What conditions occur during the first trimester? -Multiple pregnancies -Hyperemesis gravidarum (HG) -Bleeding -Miscarriage -Ectopic pregnancy -Gestational trophoblastic disease (GTD) What is multizygotic pregnancy? 2 or more eggs are fertilized at the same time. Dizygotic or "fraternal" twins. Separate amnion and chorion, but placentas may grow together. What are risk factors for multizygotic pregnancies? -ART technology use -...

Child Psychology Continuous and Discontinuous Developmental periods Questions and Answers 2023/2024 Twin studies - correct answer provide another way to tease out the roles of nature and nurture by comparing monozygotic and dizygotic twins. Monozygotic (MZ) twins - correct answer often called identical twins, share the same genetic code because they developed from one fertilized egg, which divided into two separate individuals. Dizygotic (DZ) twins - correct answer often called fraterna...